Classifying disc defects in optical disc drives by using time-series clustering. - Jan van Helvoirt; George A. L. Leenknegt; Maarten Steinbuch; Henk Goossens (ACC, 2004)

Disc defect classification for optical disc drives. - Jan van Helvoirt; George A. L. Leenknegt; Maarten Steinbuch; Henk J. Goosens (IEEE Trans. Consumer Electron., 2005)

Reading of cracked optical discs using Iterative Learning Control. - Maarten Steinbuch; Kees van Berkel 001; George A. L. Leenknegt; Tom Oomen; Jeroen van de Wijdeven (ACC, 2009)