@article{ZVMMF_1967_7_3_a14,
     author = {I. L. Romanovskaya and N. M. Khalfina},
     title = {On the asymptotic behaviour of confluent functions},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {661--667},
     year = {1967},
     volume = {7},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1967_7_3_a14/}
}