By clibrary on Mon, 06/23/2025 - 20:12 Author A. V. Balakrishnan, M. Contensou, B. F. Veubeke, P. Krée, J. L. Lions, N. N. Moiseev Publisher Springer Subject Mathematics Year 1970 Vol/Edition 132 ISBN 9783540362753 URL http://dx.doi.org/10.1007/BFb0066669