"Article 9 (Secured Transactions)." Uniform Commercial Code: Official Text and Comments. West, 2009.
Flack, Joseph H. "Secured Transactions: Practical Things Every Business Lawyer Should Know About UCC Article 9." American Bar Association, apps.americanbar.org/buslaw/committees/CL983500pub/newsletter/201103/flack.pdf.
Mann, Ronald J. "The Role of Secured Credit in Small-Business Lending." Georgetown Law Journal, vol. 86, no. 1, p. 1, 1997.