Gutiérrez, Francisco; Cooper, Anthony H. (2002). "Evaporite Dissolution Subsidence in the Historical City of Calatayud, Spain: Damage Appraisal and Prevention". Natural Hazards. 25 (3): 259–288. doi:10.1023/A:1014807901461. S2CID128832226.
Gutiérrez, Francisco; Cooper, Anthony H. (2002). "Evaporite Dissolution Subsidence in the Historical City of Calatayud, Spain: Damage Appraisal and Prevention". Natural Hazards. 25 (3): 259–288. doi:10.1023/A:1014807901461. S2CID128832226.