@article{MV_1957_9_1-2_a0,
     author = {N. N. Saltykov},
     title = {Uslovia korrelacii i nesovmestnosti uravnenij s \v{c}astnymi proizvodnymi i sootvetstvuusih im integralov},
     journal = {Matemati\v{c}ki vesnik},
     pages = {3 },
     publisher = {mathdoc},
     volume = {9},
     number = {1-2},
     year = {1957},
     url = {http://geodesic.mathdoc.fr/item/MV_1957_9_1-2_a0/}
}