@article{05261255, title = {Nonclassical problems for the second order hyperbolic equations.}, journal = {Bulletin of TICMI}, volume = {3}, year = {1999}, pages = {16-20}, zbl = {1131.35357}, language = {en}, url = {http://dml.mathdoc.fr/item/05261255} }
Avalishvili, G.; Gordeziani, D. Nonclassical problems for the second order hyperbolic equations.. Bulletin of TICMI, Tome 3 (1999) pp. 16-20. http://gdmltest.u-ga.fr/item/05261255/