@article{CM_1983__48_1_101_0,
     author = {Sakai, Fumio},
     title = {$D$-dimensions of algebraic surfaces and numerically effective divisors},
     journal = {Compositio Mathematica},
     pages = {101--118},
     publisher = {Martinus Nijhoff Publishers},
     volume = {48},
     number = {1},
     year = {1983},
     mrnumber = {700582},
     zbl = {0509.14038},
     language = {en},
     url = {http://www.numdam.org/item/CM_1983__48_1_101_0/}
}