"K. Koyama,T. Ikegami,H. Inoue,Nobuyuki Kawai,K. Makishima,M. Matsuoka,K. Mitsuda,T. Murakami,Y. Ogawara,T. Ohashi,Kazuaki Suzuki,Y. Tanaka,I. Waki","Performance verification of the gas scintillation proportional counters on board the Tenma Satellite",,"Publ. Astron. Soc. Japan",,"Vol. 36",,"pp. 659-666",1984,