Delay-dependent robust stability conditions and decay estimates for systems with input delays. - Kostas Hrissagis; Olga I. Kosmidou (Kybernetika, 1998)

On the development of a modular external-pipe crawling omni-directional mobile robot. - Panagiotis Chatzakos; Y. P. Markopoulos; Kostas Hrissagis; A. Khalid (Ind. Robot, 2006)

FRC: A low-cost service robot for subsea flexible risers. - Dimitris Psarros; Vasilis Papadimitriou; Panagiotis Chatzakos; Vasilis A. Spais; Kostas Hrissagis (ICAR, 2009)

A Service Robot for Subsea Flexible Risers. - Dimitris Psarros; Vasilis Papadimitriou; Panagiotis Chatzakos; Vasilis A. Spais; Kostas Hrissagis (IEEE Robotics Autom. Mag., 2010)