STUDY OF SLOW MOTION OF WATER MOLECULES IN ROCHELLE SALT AND IN AMMONIUM ROCHELLE SALT BY SPIN-LATTICE RELAXATION OF PROTONS IN ROTATING FRAME Z. TRONTELJJ. Phys. Colloques, 33 C2 (1972) C2-189-C2-191DOI: https://doi.org/10.1051/jphyscol:1972264