edited by R. Dufour ...[et al.]. edited by R. D. Gaul ...[et al.]. edited by R. Daudel ...[et al.]. edited by R. Hutter...[et al.] edited by D. Diaper ... [et al.]. edited by R. C. Bose ...[et al.]. edited by R. Genser ... [et al.]. edited by R. H. Brown ...[et al.]. edited by R. Ferro...[et al.]. edited by R. W. Fink ...[et al.].