[1]
Sen, B.K., Khong, W.K., Lee, S.H., Lim, B.L., Abdullah, M.R., Ting, C.N. and Wee, S.H. 1998. ZIPF’S LAW AND WRITINGS ON LIS. Malaysian Journal of Library and Information Science. 3, 1 (Jul. 1998), 93–98.