@article{article54291fa9, title = {A procedure to estimate the installation torque of multi-helix piles in clayey sand using SPT data}, author = {Silva, Bruno Oliveira da and Tsuha, Cristina de Hollanda Cavalcanti and Beck, André Teófilo}, year = {2021}, doi = {10.1007/s40999-021-00647-3}, journal = {International Journal of Civil Engineering} }