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@article{AA_1996_8_2_a2, author = {R. Brooks}, title = {Cheng's theorem in $L^p$ spectral geometry}, journal = {Algebra i analiz}, pages = {98--102}, publisher = {mathdoc}, volume = {8}, number = {2}, year = {1996}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AA_1996_8_2_a2/} }
R. Brooks. Cheng's theorem in $L^p$ spectral geometry. Algebra i analiz, Tome 8 (1996) no. 2, pp. 98-102. http://geodesic.mathdoc.fr/item/AA_1996_8_2_a2/