@article{MAN_1980__254_163485,
     author = {Fumio Sakai},
     title = {Semi-Stable {Curves} on {Algebraic} {Surfaces} and {Logarithmic} {Pluricanonical} {Maps.}},
     journal = {Mathematische Annalen},
     pages = {89--120},
     publisher = {mathdoc},
     volume = {254},
     year = {1980},
     zbl = {0431.14011},
     url = {http://geodesic.mathdoc.fr/item/MAN_1980__254_163485/}
}