A Cryptographic Code Based on Digraphs. - S. Strauss; Lilian Markenzon (Electron. Notes Discret. Math., 2001)

Persuasive Recommendation: Serial Position Effects in Knowledge-Based Recommender Systems. - Alexander Felfernig; Gerhard Friedrich; Bartosz Gula; Martin Hitz; Thomas Kruggel; Gerhard Leitner; Rudolf Melcher; D. Riepan; S. Strauss; Erich Teppan; Oliver Vitouch (PERSUASIVE, 2007)