Amel Saad Alshargawi, Abdul Ghapor Hussin, and Ummul Fahri binti Abd Rauf. “Nonparametric Robust Estimator for Slope Parameter in Linear Structural Relationship Model”. Zulfaqar Journal of Defence Science, Engineering & Technology, vol. 1, no. 2, Dec. 2018, https://zulfaqarjdset.upnm.edu.my/index.php/zjdset/article/view/6.