Update definitions for credit_process enums with reg references

documentation/properties/credit_process.md

@@ -12,15 +12,19 @@ The credit_process is used to identify how a loan is credit assessed during the
 
 
 ### graded
-[**Loan Grading**][loan-grading] is a classification system that involves assigning a quality score to a loan based on a borrower's credit history, quality of the collateral, and the likelihood of repayment of the principal and interest. A score can also be applied to a portfolio of loans. Loan grading is part of a lending institution's loan review or credit risk system and is usually an aspect of the credit underwriting and approval processes.
-
-[loan-grading]: https://www.investopedia.com/terms/l/loan-grading.asp
+[**Loan Grading**][loan-grading] is a classification system that involves assigning a quality score to a loan based on a borrower's credit history, quality of the collateral, and the likelihood of repayment of the principal and interest. A score can also be applied to a portfolio of loans. Loan grading is part of a lending institution's loan review or credit risk system and is usually an aspect of the credit underwriting and approval processes. (based on the [FED Reporting Instructions for Capital Assesments][fed-graded-rated]).
 
 ### rated
-Corporate loans may be rated using the internal risk rating system of the bank.
+Corporate loans may be rated using the internal risk rating system of the bank. (based on the [FED Reporting Instructions for Capital Assesments][fed-graded-rated]).
 
 ### scored
-Loans where the credit score of the borrower is used in the underwriting process to assess credit risk.
+Loans where the credit score of the borrower is used in the underwriting process to assess credit risk. (based on the [FED Reporting Instructions for Capital Assesments][fed-scored-delinquency]).
 
 ### delinquency_managed
-Loans where the delinquency history of the borrower is used in the underwriting process to assess credit risk.
+Loans where the delinquency history of the borrower is used in the underwriting process to assess credit risk. (based on the [FED Reporting Instructions for Capital Assesments][fed-scored-delinquency]).
+
+[loan-grading]: https://www.investopedia.com/terms/l/loan-grading.asp
+
+[fed-graded-rated]: https://www.federalreserve.gov/apps/reportingforms/Download/DownloadAttachment?guid=83c6e71a-86c2-40b6-a9a5-16e15ca7d2d8#page=163
+
+[fed-scored-delinquency]: https://www.federalreserve.gov/apps/reportingforms/Download/DownloadAttachment?guid=83c6e71a-86c2-40b6-a9a5-16e15ca7d2d8#page=41