@article{GDZPPN00235344X, title = {Biharmonic Green's functions and biharmonic degeneracy.}, journal = {Mathematica Scandinavica}, volume = {36}, year = {1975}, pages = {122-128}, zbl = {0317.31007}, url = {http://dml.mathdoc.fr/item/GDZPPN00235344X} }
Wang, C.Y. Biharmonic Green's functions and biharmonic degeneracy.. Mathematica Scandinavica, Tome 36 (1975) pp. 122-128. http://gdmltest.u-ga.fr/item/GDZPPN00235344X/