@article{1103841201, author = {Ingolfsson, Ketill}, title = {Die Abweichung vom Exponentialzerfall angeregter Zust\"ande}, journal = {Comm. Math. Phys.}, volume = {7}, number = {1}, year = {1968}, pages = { 168-180}, language = {de}, url = {http://dml.mathdoc.fr/item/1103841201} }
Ingolfsson, Ketill. Die Abweichung vom Exponentialzerfall angeregter Zustände. Comm. Math. Phys., Tome 7 (1968) no. 1, pp. 168-180. http://gdmltest.u-ga.fr/item/1103841201/