Modeling Randomness Using System Dynamics Concepts. - Mahender Singh; Frank M. Guess; Timothy M. Young; Lefei Liu (International Encyclopedia of Statistical Science, 2011)

Unfold income myth: Revolution in income models with advanced machine learning techniques for better accuracy. - Lefei Liu; Peter Liu; Jiawei Liu; Vickey Chang (Model. Assist. Stat. Appl., 2018)