Gniel, J., & Bouazza, A. (2009). Improvement of soft soils using geogrid encased stone columns. Geotextiles and geomembranes, 27(3), 167-175. https://doi.org/10.1016/j.geotexmem.2008.11.001
Chicago Style (17th ed.) CitationGniel, Joel, and Abdelmalek Bouazza. "Improvement of Soft Soils Using Geogrid Encased Stone Columns." Geotextiles and Geomembranes 27, no. 3 (2009): 167-175. https://doi.org/10.1016/j.geotexmem.2008.11.001.
MLA (9th ed.) CitationGniel, Joel, and Abdelmalek Bouazza. "Improvement of Soft Soils Using Geogrid Encased Stone Columns." Geotextiles and Geomembranes, vol. 27, no. 3, 2009, pp. 167-175, https://doi.org/10.1016/j.geotexmem.2008.11.001.
Warning: These citations may not always be 100% accurate.