Rakhmawati, Windy. “UNDERSTANDING CLASSIC, STRAUSSIAN, AND CONSTRUCTIVIST GROUNDED THEORY APPROACHES”. Belitung Nursing Journal 5, no. 3 (June 13, 2019): 111–115. Accessed April 19, 2024. https://www.belitungraya.org/BRP/index.php/bnj/article/view/754.