J. Piaget, B. Inhelder ; tr. from the French by Arnold J. Pomerans. R. Kuss, C. Chatelain ; tr. from the French by A. Walsh. J.L. Lions, E. Magenes ; tr. from the French by P. Kenneth. P. Juniere, M. Sigwail ; tr. from the French by W.C.E. Barnes. Jean-Pierre Serre ; tr. from the French by Leonard L. Scott. Albert Messiah ; tr. from the French by J. Potter. Jean Pierre Serre ; tr. from the French by Marvin Jay Greenberg. Leon Brillouin ; tr. from the French by Robert O. Brennan. Pierre Grivert ; tr. from the French by P.W. Hawkes. ed. and tr. from the French by H.A. Skinner.