Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1988_181_a7, author = {L. D. Kudryavtsev}, title = {Variational problems with free ends on bounded and unbounded intervals}, journal = {Informatics and Automation}, pages = {137--146}, publisher = {mathdoc}, volume = {181}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1988_181_a7/} }
L. D. Kudryavtsev. Variational problems with free ends on bounded and unbounded intervals. Informatics and Automation, Investigations in the theory of differentiable functions of many variables and its applications. Part 12, Tome 181 (1988), pp. 137-146. http://geodesic.mathdoc.fr/item/TRSPY_1988_181_a7/