Lyu, Shurong, Ming Wu, Jian Su, Jinyi Zhou, Yongqing Zhang, y Quanyong Xiang. 2016. «¿Does the Kish Grid Sampling Method Distort the Structure of Samples in Risk Factor Surveillance?». Desafíos 1 (1). http://revistas.ut.edu.co/index.php/desafios/article/view/1056.