Power Management Optimization of a Fuel Cell/Battery/Supercapacitor Hybrid System for Transit Bus Applications. - Farouk Odeim; Jürgen Roes; Angelika Heinzel (IEEE Trans. Veh. Technol., 2016)

Significance of Cogeneration for Germany's Future Energy Supply. - Christian Thommessen; Nicolas Witte; Florian Nigbur; Jürgen Roes; Angelika Heinzel; Othmar M. Verheyen (ISGT Europe, 2019)