@article{MS2_1979__44_166648,
     author = {Magnar Dale},
     title = {Embedding-obstruction for products of non-singular, projective varieties.},
     journal = {Mathematica Scandinavica},
     pages = {278--288},
     year = {1979},
     volume = {44},
     zbl = {0432.14005},
     url = {http://geodesic.mathdoc.fr/item/MS2_1979__44_166648/}
}