1. Bolognesi AJL, Moretto O (1973) Stage grouting preloading of large piles on sand. Proceedings of 8th ICSME, Moscow
2. Bruce DA (1986) Enhancing the performance of large diameter piles by grouting. Parts 1 and 2, Ground Eng 19(4):9–15 and 19(5), pp. 1121–1126
3. Chu Eu Ho (2012). Base Grouted Bored Pile on Weak Granite Grouting and Ground Treatment (716 - 727), Third International Conference on Grouting and Ground Treatment February 10-12, 2012, New Orleans, Louisiana, United States
4. Dapp SD, Muchard M, Brown DA (2006) Experience with base grouted drilled shafts in the southeastern united state. Proceedings of 10th international conference on piling and deep foundations, Deep foundations institute, Amsterdam article #1385, publication #77 (IC-2006)
5. Endicott LJ (1980) Aspects of design of underground railway structures to suit local soil conditions in Hong Kong. Hong Kong Engineer 8(3):29–38