Investigations on the ordering of five p, p'-di-n-alkyloxy-azoxybenzenes in their nematic phases by proton NMR St. Limmer, M. Findeisen, H. Schmiedel et B. HillnerJ. Phys. France, 42 12 (1981) 1665-1671DOI: https://doi.org/10.1051/jphys:0198100420120166500