@article{JRAM_1997__482_153879,
     author = {S.B. Angenent and J.J. Vel\'azquenz},
     title = {Degenerate neckpinches in mean curvature flow.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {15--66},
     publisher = {mathdoc},
     volume = {482},
     year = {1997},
     zbl = {0866.58055},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1997__482_153879/}
}