1. Alija S, Torrijo FJ, Quinta-Ferreira M (2013) Geological engineering problems associated with tunnel construction in karst rock masses: The case of Gavarres tunnel (Spain). Eng Geol 157:103–111. doi: 10.1016/j.enggeo.2013.02.010
2. Banzato C, De Waele J, Fiorucci A, Vigna B (2011) Study of springs and karst aquifers by monitoring and geochemical analysis. Proceedings of the 9th Conference on Limestone Hydrogeology (H2Karst), Besancon, pp 45–48, 1–3 September 2011
3. Calembert L (1975) Engineering geological problems in karstic regions. Bull IAEG 12:39–82
4. Cancian G (1987) L’idrologia del Carso goriziano-triestino tra l’Isonzo e le risorgive del Timavo. Studi Trentini di Scienze Naturali 64:77–98
5. Casagrande G, Zini L (2005) Variazioni del livello delle acque al fondo della grotta A. F. Lindner (829/3988 VG) in relazione alle piene del Timavo. Atti e Memorie della Commissione Grotte “E. Boegan” 40:37–44