J. B. BURLAND; M. B. JAMIOLKOWSKI; C. VIGGIANI. HISTORIC NOTE: Underexcavating the Tower of Pisa: Back to Future. Geotechnical Engineering Journal of the SEAGS & AGSSEA , Bangkok, Thailand, v. 46, n. 4, p. 126–135, 2015. DOI: 10.14456/seagj.2015.18. Disponível em: https://ph01.tci-thaijo.org/index.php/SEAGS_AGSSEA_Journal/article/view/259259. Acesso em: 16 sep. 2026.