@article{SEMR_2018_15_a55,
     author = {I. V. Fedorov},
     title = {On the rational cohomology ring of a certain $G_2$-manifold},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {1605--1620},
     publisher = {mathdoc},
     volume = {15},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2018_15_a55/}
}