@article{IM_1976__34_142390,
     author = {Yoichi Miyaoka},
     title = {Tricanonical {Maps} of {Numerical} {Godeaux} {Surfaces.}},
     journal = {Inventiones mathematicae},
     pages = {99--112},
     publisher = {mathdoc},
     volume = {34},
     year = {1976},
     zbl = {0337.14010},
     url = {http://geodesic.mathdoc.fr/item/IM_1976__34_142390/}
}