@article{TSG_1991__S9__119_0, author = {Ouyang, He}, title = {On isospectral deformations on nilmanifolds}, journal = {S\'eminaire de th\'eorie spectrale et g\'eom\'etrie}, pages = {119--120}, publisher = {Institut Fourier}, address = {Grenoble}, volume = {S9}, year = {1991}, language = {en}, url = {http://www.numdam.org/item/TSG_1991__S9__119_0/} }
Ouyang, He. On isospectral deformations on nilmanifolds. Séminaire de théorie spectrale et géométrie, Tome S9 (1991), pp. 119-120. http://www.numdam.org/item/TSG_1991__S9__119_0/
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