Festschrift Zum 90. Geburtstag Von Prof. Dr. Dr. H. C. Mult. Günter HotzJan Messerschmidt, Paul Molitor, Jürgen Steimle · First published 2022Open the Tome
Positivity and Its ApplicationsEder Kikianty, Mokhwetha Mabula, Miek Messerschmidt, Jan Harm van der Walt, Marten Wortel · First published 2021Open the Tome
