Data base for protein sequences. - Margaret Oakley Dayhoff; Winona C. Barker; R. M. Schwartz; Bruce C. Orcutt; Lois T. Hunt (AFIPS National Computer Conference, 1976)

The protein identification resource (PIR). - David G. George; Winona C. Barker; Lois T. Hunt (Nucleic Acids Res., 1986)

The Protein Information Resource (PIR) and the PIR-International Protein Sequence Database. - David G. George; Robert J. Dodson; John S. Garavelli; Daniel H. Haft; Lois T. Hunt; Christopher R. Marzec; Bruce C. Orcutt; Kathryn E. Sidman; Geetha Y. Srinivasarao; Lai-Su L. Yeh; Leslie Arminski; Robert S. Ledley; et al. (Nucleic Acids Res., 1997)

The PIR-International Protein Sequence Database. - Winona C. Barker; John S. Garavelli; Daniel H. Haft; Lois T. Hunt; Christopher R. Marzec; Bruce C. Orcutt; Geetha Y. Srinivasarao; Lai-Su L. Yeh; Robert S. Ledley; Hans-Werner Mewes; Friedhelm Pfeiffer; Akira Tsugita (Nucleic Acids Res., 1998)