Hamad, W. M., and S. K. Salih. “Synthesis and Liquid Crystalline Studies of 2,4-bis(4’-N-nonyloxybenzoyloxy)benzylidene-4’’-N-Alkoxyaniline”. ARO-THE SCIENTIFIC JOURNAL OF KOYA UNIVERSITY, Vol. 5, no. 1, Apr. 2017, pp. 24-29, doi:10.14500/aro.10210.