@article{MM2_1989__63_3_155377,
     author = {Paul Concus and Robert Finn},
     title = {Instability of certain capillary surfaces.},
     journal = {Manuscripta mathematica},
     pages = {209--214},
     publisher = {mathdoc},
     volume = {63},
     number = {3},
     year = {1989},
     zbl = {0669.49022},
     url = {http://geodesic.mathdoc.fr/item/MM2_1989__63_3_155377/}
}