| Reference |
F.B. de Jong, R.J.C. Spreeuw, H.G. Muller and H.B. van Linden van den Heuvell: Classification of lasers without inversion In: Super-Intense Laser-Atom Physics IV : Proceedings of the NATO Advanced Research Workshop on Super-Intense Laser-Atom Physics (SILAP IV), Moscow, Russia, August 5-9, 1995 /ed. H.G. Muller and M.V. Fedorov, Kluwer, 1996. - pp. 593-603 |
