@article{03949785,
title = {Two dimensional lattice vibrations from direct product representations of symmetry groups.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {6},
year = {1983},
pages = {783-794},
doi = {10.1155/S0161171283000666},
zbl = {0591.70023},
language = {en},
url = {http://dml.mathdoc.fr/item/03949785}
}
Boyd, J.N.; Raychowdhury, P.N. Two dimensional lattice vibrations from direct product representations of symmetry groups.. International Journal of Mathematics and Mathematical Sciences, Tome 6 (1983) pp. 783-794. doi : 10.1155/S0161171283000666. http://gdmltest.u-ga.fr/item/03949785/