Dipole moments and tautomeric equilibria of some aroylacetanilides Magdi M. Naoum, Hakim G. Shinouda, Ahmed S. Shawali and Hanna A. Rizk J. Chim. Phys., 78 (1981) 155-159 Published online: 29 May 2017 DOI: 10.1051/jcp/1981780155