@inbook{12503, author = {J. Bjaalie and Morten D{\ae}hlen and Trond Stensby}, title = {Surface Modelling From Biomedical Data}, year = {1997}, journal = {Numerical Methods and Software Tools in Industrial Mathematics}, pages = {329-346,}, publisher = {Birkh{\"a}user}, editor = {M. D{\ae}hlen and Aslak Tveito}, }