Hydrothermal growth of OH-free AlPO4 and GaPO4 crystals, the way of twin reducing O. V. ZVEREVA, Yu. M. MININZON et L. N. DEMIANETSJ. Phys. IV France, 04 C2 (1994) C2-19-C2-24DOI: https://doi.org/10.1051/jp4:1994203