Praesidibus ... Marsilio Koch, et Henrico Wiβveldt ... in ... Agrippinensium Academiae Collegio ... ad subsequentes Theses desumptas, ex tit. de contrahenda emptione et venditione, respondebit Ioannes Kleppinck ... - Koch, Marsilius,Wiβveldt, Heinrich,Kleppinck, Johannes (print, 1589)
Köln, Univ., Diss. : 1589