1. Discovery of lower Ordovician Acritarchs in the “Postgotlandiano” sequence of southwestern Sardinia (Italy): age and tectonic implications;Barca;Boll. Soc. Geol. It.,1981
2. The restoration of vegetation on derelict land produced by industrial activity;Bradshaw,1978
3. Metal contamination of stream waters from former mining activity;Caboi,1992
4. I bacini di contenimento degli sterili di flottazione in Sardegna: problemi di sicurezza ed interventi necessari;Ciccu;Mem. Soc. Geol. Ital.,1987
5. Geological impact of some tailing dams in Sardinia (Italy);Di Gregorio;Environ. Geol.,1992