@article{MV_1974_26_1_a38,
     author = {K. Orlov},
     title = {General method of integration of partial differential equations of the n-th order},
     journal = {Matemati\v{c}ki vesnik},
     pages = {283 },
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1974},
     url = {http://geodesic.mathdoc.fr/item/MV_1974_26_1_a38/}
}