@article{VMUMM_1986_5_a18,
     author = {A. G. Popov},
     title = {The construction of self-modeling solutions of the fundamental equations of the theory of surfaces of constant negative curvature},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {74--76},
     year = {1986},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1986_5_a18/}
}