@article{AL_1994_33_4_a5,
     author = {S. V. Sudoplatov},
     title = {On the embeddability relation in the class of trigonometries},
     journal = {Algebra i logika},
     pages = {429--447},
     publisher = {mathdoc},
     volume = {33},
     number = {4},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1994_33_4_a5/}
}