@article{Gross:1971,author = {E. F. Gross and S. A. Permogorov and B. S. Razbirin},title = {Annihilation of excitons and exciton-phonon interaction},publisher = {Uspekhi Fizicheskikh Nauk},year = {1971},journal = {Usp. Fiz. Nauk},volume = {103},number = {3},pages = {431-446},url = {https://ufn.ru/ru/articles/1971/3/b/},doi = {10.3367/UFNr.0103.197103b.0431}}