Undrained sinkhole stability of circular cavity: a comprehensive approach based on isogeometric analysis coupled with machine learning Authors Toan Nguyen-Minh, Tram Bui-Ngoc, Jim Shiau, Tan Nguyen & Trung Nguyen-Thoi Publication year 2024 Index (WoS/Scopus) WoS Publisher Springer Nature Journal Acta Geotechnica Link https://link.springer.com/article/10.1007/s11440-024-02266-3