Image Analysis for Dating of Old Manuscripts. - Emanuel Wenger; Victor N. Karnaukhov; Alois Haidinger; Nickolay S. Merzlyakov (ICSC, 1995)

Contour Extraction of Watermarks in Old Manuscripts. - Emanuel Wenger; Victor N. Karnaukhov; Alois Haidinger (Eurographics (Short Presentations), 1999)

A Digital Image Processing and Database System for Watermarks in Medieval Manuscripts. - Emanuel Wenger; Victor N. Karnaukhov; Alois Haidinger; Maria Stieglecker (ICHIM (2), 2001)