@article{GDZPPN002088703, title = {The Unknottedness of Minimal Embeddings.}, journal = {Inventiones mathematicae}, volume = {11}, year = {1970}, pages = {183-187}, zbl = {0205.52002}, url = {http://dml.mathdoc.fr/item/GDZPPN002088703} }
Lawson, H.B. Jr. The Unknottedness of Minimal Embeddings.. Inventiones mathematicae, Tome 11 (1970) pp. 183-187. http://gdmltest.u-ga.fr/item/GDZPPN002088703/