HUANG CHUN-JIA, LI JIANG-FAN, ZHOU MING, FANG JIA-YUAN. INFLUENCE OF A VIRTUAL PHOTON FIELD ON THE STATISTIC PROPERTIES OF PHOTONS IN A SYSTEM OF TWO-MODE SQUEEZED VACCUM FIELD INTERACTING WITH ATOMSJ. Acta Physica Sinica, 2001, 50(10): 1920-1924. DOI: 10.7498/aps.50.1920