SPIN-CLUSTER ASSOCIATED OPTICAL TRANSITION AND MAGNETIZATION IN CsCoCl3 UNDER HIGH MAGNETIC FIELDS H. Hori, K. Amaya, J. Nakahara, I. Shiozaki, M. Ishizuka, Y. Ajiro, T. Sakakibara and M. Date J. Phys. Colloques, 49 C8 (1988) C8-1455-C8-1456 DOI: 10.1051/jphyscol:19888668