@article{DAN_1990_312_5_a16,
     author = {A. V. Alekseev and Yu. A. Zinin and V. I. Il'ichev and N. V. Sushilov},
     title = {Long-period low-damping inversion in a two-level medium excited by weak polychromatic field},
     journal = {Doklady Akademii Nauk},
     pages = {1099--1102},
     publisher = {mathdoc},
     volume = {312},
     number = {5},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_312_5_a16/}
}