Teti Ratnasih, Tedi Priatna, Hariman Surya Siregar, Nurhamzah Nurhamzah. “Developing Ethical Science Trough Education”. International Journal of Advanced Science and Technology, Vol. 29, no. 05, Apr. 2020, pp. 671 -81, http://sersc.org/journals/index.php/IJAST/article/view/9597.