diff --git a/LICENSE b/LICENSE
index df6e7c0..90a4b07 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 BSD 3-Clause License
 
-Copyright (c) 2024, A.A Suvorov
+Copyright (c) 2024, A.A. Suvorov
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/README.md b/README.md
index 7bedd8f..437047d 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ ___commandex___ -  A cross-platform library for creation, storage, management of
 
 ***
 
-Author and developer: ___A.A Suvorov___
+Author and developer: ___A.A. Suvorov___
 
 [![smartlegiondev@gmail.com](https://img.shields.io/static/v1?label=email&message=smartlegiondev@gmail.com&color=blue)](mailto:smartlegiondev@gmail.com)
 
@@ -36,7 +36,7 @@ Author and developer: ___A.A Suvorov___
 
 ## What's new?
 
-___commandex v0.2.2___
+___commandex v0.2.3___
 
 ***
 
@@ -179,7 +179,7 @@ For example: [commandman](https://github.com/smartlegionlab/commandman).
     --------------------------------------------------------
     Licensed under the terms of the BSD 3-Clause License
     (see LICENSE for details).
-    Copyright © 2018-2024, A.A Suvorov
+    Copyright © 2018-2024, A.A. Suvorov
     All rights reserved.
     --------------------------------------------------------
     https://github.com/smartlegionlab
diff --git a/commandex/__init__.py b/commandex/__init__.py
index 7dd848c..c8512bf 100644
--- a/commandex/__init__.py
+++ b/commandex/__init__.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
@@ -15,4 +15,4 @@
 
 """
 from commandex.commander import Commander
-__version__ = '0.2.2'
+__version__ = '0.2.3'
diff --git a/commandex/commander.py b/commandex/commander.py
index 9a231fa..082eadb 100644
--- a/commandex/commander.py
+++ b/commandex/commander.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/commandex/commandpack.py b/commandex/commandpack.py
index d269e82..4bbf772 100644
--- a/commandex/commandpack.py
+++ b/commandex/commandpack.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/commandex/executors.py b/commandex/executors.py
index 76958cf..f1c7124 100644
--- a/commandex/executors.py
+++ b/commandex/executors.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/commandex/factories.py b/commandex/factories.py
index 58ae485..8fd5009 100644
--- a/commandex/factories.py
+++ b/commandex/factories.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/commandex/filters.py b/commandex/filters.py
index ce4ba9b..dfe1081 100644
--- a/commandex/filters.py
+++ b/commandex/filters.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/commandex/makers.py b/commandex/makers.py
index 413dd3c..ab7c78a 100644
--- a/commandex/makers.py
+++ b/commandex/makers.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/commandex/parsers.py b/commandex/parsers.py
index b79ab02..c3b179b 100644
--- a/commandex/parsers.py
+++ b/commandex/parsers.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/requirements/requirements-dev.txt b/requirements/requirements-dev.txt
index 90845a0..5cd6e65 100644
--- a/requirements/requirements-dev.txt
+++ b/requirements/requirements-dev.txt
@@ -1,4 +1,7 @@
 pytest
 pytest-cov
 tox
-build
\ No newline at end of file
+build
+setuptools
+wheel
+twine
diff --git a/setup.cfg b/setup.cfg
index 26656e3..40c4fea 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,7 +1,7 @@
 [metadata]
 name = commandex
 version = attr: commandex.__version__
-author = A.A Suvorov
+author = A.A. Suvorov
 author_email = smartlegiondev@gmail.com
 description = A cross-platform library for creation, storage, management of commands and command packages. Execution of commands, parsing of files with command packages.
 long_description = file: README.md
diff --git a/setup.py b/setup.py
index 4bc3912..a2f7400 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/__init__.py b/tests/__init__.py
index d2bca80..6dfdf2f 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/conftest.py b/tests/conftest.py
index 0ae8210..b059faf 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/test_commandpack.py b/tests/test_commandpack.py
index b4e6baa..853200b 100644
--- a/tests/test_commandpack.py
+++ b/tests/test_commandpack.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/test_executors.py b/tests/test_executors.py
index 2d68795..7a4b07f 100644
--- a/tests/test_executors.py
+++ b/tests/test_executors.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/test_factories.py b/tests/test_factories.py
index d9063e2..0eaefe6 100644
--- a/tests/test_factories.py
+++ b/tests/test_factories.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/test_filters.py b/tests/test_filters.py
index c71a4fa..e61ac74 100644
--- a/tests/test_filters.py
+++ b/tests/test_filters.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/test_makers.py b/tests/test_makers.py
index 0ece463..2a70025 100644
--- a/tests/test_makers.py
+++ b/tests/test_makers.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab
diff --git a/tests/test_parsers.py b/tests/test_parsers.py
index 7ff8817..9c07833 100644
--- a/tests/test_parsers.py
+++ b/tests/test_parsers.py
@@ -1,7 +1,7 @@
 # --------------------------------------------------------
 # Licensed under the terms of the BSD 3-Clause License
 # (see LICENSE for details).
-# Copyright © 2018-2024, A.A Suvorov
+# Copyright © 2018-2024, A.A. Suvorov
 # All rights reserved.
 # --------------------------------------------------------
 # https://github.com/smartlegionlab