@article{702183,
title = {Some new problems in the theory of partial differential equations},
booktitle = {Differential Equations and Their Applications},
series = {GDML\_Books},
publisher = {Publishing House of the Czechoslovak Academy of Sciences},
address = {Prague},
year = {1963},
pages = {167-177},
mrnumber = {MR0169392},
zbl = {0161.08603},
url = {http://dml.mathdoc.fr/item/702183}
}
Sobolev, S. L. Some new problems in the theory of partial differential equations, dans Differential Equations and Their Applications, GDML_Books, (1963), pp. 167-177. http://gdmltest.u-ga.fr/item/702183/