1. Combinatorial peptide library methods for immunobiology research
Ruiwu Liu, Amanda M Enstrom, Kit S Lam 
Experimental Hematology 
Volume 31, Issue 1, Pages (January 2003)
DOI: /S X(02)

2. Figure 1
Number of permutations for random peptide libraries with 20 amino acids.
Experimental Hematology  , 11-30DOI: ( /S X(02) )

3. Figure 2
Synthetic scheme of the “split synthesis” method to generate a one-bead one-compound combinatorial library.
Experimental Hematology  , 11-30DOI: ( /S X(02) )