@article{SM_1986_53_2_a11,
     author = {L. D. Gogoladze},
     title = {On the existence of conjugate functions of several variables},
     journal = {Sbornik. Mathematics},
     pages = {481--488},
     publisher = {mathdoc},
     volume = {53},
     number = {2},
     year = {1986},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1986_53_2_a11/}
}