@article{VMUMM_1998_1_a6,
     author = {V. A. Goryushkin},
     title = {Infiniteness of the fundamental groups of a series of $3$-manifolds},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {30--33},
     publisher = {mathdoc},
     number = {1},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1998_1_a6/}
}