A. Kaplan, W. Steffen, and F. Haiber, “Neu an der HTW Chur: Das Chemiestudium in Prozess- und Anlagentechnik eingebunden: New at HTW Chur: The Chemistry Course is Integrated into Process and Systems Engineering”, Chimia, vol. 55, no. 4, p. 370, Apr. 2001.