X Window System Programming, Second Edition. N. Barkakali, 1994. SAMS Publishing, Indianapolis.
Motif Programming Manual OSF/Motif Release 1.2, Second Edition. D. Heller, and P.M.Fergusson, 1994. O'Reilly and Associates, Inc.
X Window is a trademark of X Consortium, Inc.
Samplex was built upon Dr. C.J.Precetti's software: SPR, nSPR, and PurClas (Copyright by Purdue Research Foundation, 1993)