Riccardo Manzini ... [et al.]. Carlo Batini ... [et al.]. Richard Eden ... [et al.]. Richard N. Current ... [et al.]. edited by Mario Mancini ... [et al.]. Richard C. Holt ... [et al.]. Richard M. Lerner...[et al.]. Richard N. Current ...[et al.]. Richard Moyer...[et al.]. Gerardo Beni ... [et al.].