Jon Birger Skjaerseth ...[et al.]. by Jorgen Jensen ...[et al.]. Rainer Bohrer ...[et al.]. Daniel L. Reger ...[et al.]. Donald H. Sargent ...[et al.]. George Winter ...[et al.]. Roger Fry ...[et al.]. by Herbert J. Reich ...[et al.]. by Viktor Hendrych ...[et al.]. E. L. Barger ...[et al.].