Overview of pepsin-like aspartic peptidases // Current Protocols in Protein Science Chapter 21 (1). November 2001. ISBN 0471140864. DOI:10.1002/0471140864.ps2103s25. с. Unit 21.3.
A history of pepsin and related enzymes // The Quarterly Review of Biology 77 (2). юни 2002. DOI:10.1086/340729. с. 127 – 47.
Activity/stability of human pepsin: implications for reflux attributed laryngeal disease // The Laryngoscope 117 (6). юни2007. DOI:10.1097/MLG.0b013e31804154c3. с. 1036 – 9.
Pepsin and carbonic anhydrase isoenzyme III as diagnostic markers for laryngopharyngeal reflux disease // The Laryngoscope 114 (12). декември 2004. DOI:10.1097/01.mlg.0000149445.07146.03. с. 2129 – 34.
Effect of pepsin on laryngeal stress protein (Sep70, Sep53, and Hsp70) response: role in laryngopharyngeal reflux disease // The Annals of Otology, Rhinology, and Laryngology 115 (1). януари 2006. DOI:10.1177/000348940611500108. с. 47 – 58.
Pepstatin inhibition mechanism // Advances in Experimental Medicine and Biology 95. 1977. DOI:10.1007/978-1-4757-0719-9_12. с. 199 – 210.
The inhibition of pepsin-catalysed reactions by products and product analogues. Kinetic evidence for ordered release of products // The Biochemical Journal 113 (2). юни 1969. DOI:10.1042/bj1130363. с. 363 – 8.
GELATINASE AND THE GATES-GILMAN-COWGILL METHOD OF PEPSIN ESTIMATION // The Journal of General Physiology 17 (1). септември 1933. DOI:10.1085/jgp.17.1.35. с. 35 – 40.
