(1)
Mukhlisin, M.; Hamdani, B.; Novita, E.; Sukoyo, S.; Rabinah, A. H. Behaviour of Friction Resistance of Pile Groups on Clay Soil During Loading Tests: Case Study in Semarang and Temanggung, Central Java, Indonesia. Indonesian J. Geosci. 2021, 9, 61-69.