Causal analysis of construction safety accidents in hydropower projects based on unsupervised LDA
CHEN Shu, SUN Mengwen, CHEN Yun, NIE Benwu, LI Zhi, LIU Wenzhuo
China Safety Science Journal . 2023, (10): 79 -85 .  DOI: 10.16265/j.cnki.issn1003-3033.2023.10.1924