GAMMA-X RAY COINCIDENCE MÖSSBAUER SPECTROSCOPY WITH COBALT CHLORIDE T. Kobayashi, K. Fukumura, T. Kitahara et S. Shimizu J. Phys. Colloques, 40 C2 (1979) C2-415-C2-416 DOI: 10.1051/jphyscol:19792145