@article{TRSPY_2002_236_a35,
     author = {V. M. Tyurin},
     title = {Generalized {Admissibility,} {Well-Definedness,} and {Invertibility} of {Linear} {Partial} {Differential} {Operators}},
     journal = {Informatics and Automation},
     pages = {343--346},
     publisher = {mathdoc},
     volume = {236},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2002_236_a35/}
}