@article{01928930, title = {Boundary curves of surfaces with the 4--plane property.}, journal = {Geometry \& Topology}, volume = {6}, year = {2002}, pages = {609-647}, doi = {10.2140/gt.2002.6.609}, zbl = {1021.57008}, language = {en}, url = {http://dml.mathdoc.fr/item/01928930} }
Li, Tao. Boundary curves of surfaces with the 4--plane property.. Geometry & Topology, Tome 6 (2002) pp. 609-647. doi : 10.2140/gt.2002.6.609. http://gdmltest.u-ga.fr/item/01928930/