@article{05379422,
title = {On the properties of solutions to the Goursat--Darboux problem with boundary and distributed controls.},
journal = {Sibirskij Matematicheskij Zhurnal},
volume = {48},
year = {2007},
pages = {1116-1133},
zbl = {1164.93351},
language = {en},
url = {http://dml.mathdoc.fr/item/05379422}
}
Pogodaev, N.I. On the properties of solutions to the Goursat--Darboux problem with boundary and distributed controls.. Sibirskij Matematicheskij Zhurnal, Tome 48 (2007) pp. 1116-1133. http://gdmltest.u-ga.fr/item/05379422/