@article{GDZPPN001185586, title = {Covolume techniques for anisotropic media.}, journal = {Numerische Mathematik}, volume = {63}, year = {1992}, pages = {215-234}, zbl = {0734.65088}, url = {http://dml.mathdoc.fr/item/GDZPPN001185586} }
Nicolaides, R.A.; Hu, Xiaohua. Covolume techniques for anisotropic media.. Numerische Mathematik, Tome 63 (1992) pp. 215-234. http://gdmltest.u-ga.fr/item/GDZPPN001185586/