@article{DAN_1988_302_5_a9,
     author = {D. V. Yakubovich},
     title = {Multiplication operators on special {Riemann} surfaces as models of},
     journal = {Doklady Akademii Nauk},
     pages = {1068--1072},
     year = {1988},
     volume = {302},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1988_302_5_a9/}
}