@article{VMUMM_1988_1_a0,
     author = {A. I. Iliev},
     title = {Threefolds with a numerically effective canonical class of numerical dimension $1$},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--6},
     year = {1988},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1988_1_a0/}
}