@article{JETPL.120.752, title = {Generation and Absorption of Photons by a Two-Level Atom Ultrastrongly Coupled to an Electromagnetic Field}, author = {Kozlovskii, A. V.}, journal = {JETP Lett.}, volume = {120}, issue = {10}, pages = {720}, year = {2024}, doi = {10.1134/S0021364024604020}, url = {http://jetpletters.ru/ps/dx/10.31857/S0370274X24110144}, note = {[Pisma v ZhETF 120, 752 (2024)]} }