@article{DAN_1989_308_3_a2,
     author = {M. M. Lekishvili},
     title = {Exponential integrability of the trigonometric conjugation},
     journal = {Doklady Akademii Nauk},
     pages = {528--530},
     year = {1989},
     volume = {308},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_308_3_a2/}
}