Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{TRSPY_1975_127_a0, title = {Preface}, journal = {Informatics and Automation}, pages = {3--4}, publisher = {mathdoc}, volume = {127}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1975_127_a0/} }
Preface. Informatics and Automation, Boundary value problems of mathematical physics. Part 9, Tome 127 (1975), pp. 3-4. http://geodesic.mathdoc.fr/item/TRSPY_1975_127_a0/