@article{IM2_1985_25_1_a3,
     author = {V. F. Kirichenko},
     title = {The axiom of $\Phi$-holomorphic planes in contact metric geometry},
     journal = {Izvestiya. Mathematics },
     pages = {51--73},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1985_25_1_a3/}
}