Tetramorphism of fananserine : p, T diagram and stability hierarchy from crystal structure determinations and thermodynamic studies J. Giovannini, L. Ter Minassian, R. Céolin, S. Toscani, M.-A. Perrin, D. Louër et F. LeveillerJ. Phys. IV France, 11 PR10 (2001) Pr10-123-Pr10-126DOI: https://doi.org/10.1051/jp4:20011017