@article{MZ_1988__198_3_173925,
     author = {Rugang Ye},
     title = {Regularity of a {Minimal} {Surface} at its {Free} {Boundary.}},
     journal = {Mathematische Zeitschrift},
     pages = {261--276},
     publisher = {mathdoc},
     volume = {198},
     number = {3},
     year = {1988},
     zbl = {0631.58011},
     url = {http://geodesic.mathdoc.fr/item/MZ_1988__198_3_173925/}
}