@article{102244, author = {Alois \v Svec}, title = {Infinitesimal rigidity of surfaces in $A^3$}, journal = {Czechoslovak Mathematical Journal}, volume = {38}, year = {1988}, pages = {479-485}, zbl = {0669.53049}, mrnumber = {950302}, language = {en}, url = {http://dml.mathdoc.fr/item/102244} }
Švec, Alois. Infinitesimal rigidity of surfaces in $A^3$. Czechoslovak Mathematical Journal, Tome 38 (1988) pp. 479-485. http://gdmltest.u-ga.fr/item/102244/
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