D. Saha, M. Ashaduzzaman, M. Sarker, P. Saha, and T. Siddiqui, “Synthesis of sec.-undecyl and sec.-dodecyl phenols as valuable intermediates of non-ionic surfactants”, Bangladesh J. Sci. Ind. Res., vol. 49, no. 2, pp. 85–88, Feb. 2015.