K. Mima, M. S. Jovanovic, Y. Sentoku, Z.-M. Sheng, M. M. koric and T. Sato, “Stimulated Photon Cascade and Condensate in a Relativistic Laser-Plasma Interaction,” Physics of Plasmas, Vol. 8, No. 5, 2001, pp. 2349-2356. Hdoi10.1063/1.1356741 - References - Scientific Research Publishing