by Töpler, F, Henk, J, Mertig, I
Published in New journal of physics (01.03.2021)

by Rothgang, S., Lunz, B., Laresgoiti, I., Geulen, G., Homann, J., Töpler, F., Gehrmann, S., Eckstein, L., Sauer, D.
Published in World electric vehicle journal (29.06.2012)