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@article{CMH_1988__63_4_140121, author = {P. Buser and K.-D. Semmler}, title = {The geometry and spectrum of the one holed torus.}, journal = {Commentarii mathematici Helvetici}, pages = {259--274}, publisher = {mathdoc}, volume = {63}, number = {4}, year = {1988}, zbl = {0649.53028}, url = {http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140121/} }
P. Buser; K.-D. Semmler. The geometry and spectrum of the one holed torus.. Commentarii mathematici Helvetici, Tome 63 (1988) no. 4, pp. 259-274. http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140121/