• Sustainability assessment methods for developing advanced mining technologiesSabanov, Sergei; Šommet, Julija; Milaševski, Irena; Baškite, Viktoria; Gulevitš, Julia; Beldjajev, Viktor; Robam, Karin9th International Symposium "Topical problems in the field of electrical and power engineering". Doctoral school of energy and geotechnology. II : Pärnu, Estonia, June 14-19, 20102010 / p. 74-76 : ill https://www.academia.edu/1388273/Sustainability_assessment_methods_for_developing_advanced_mining_technologies
• Sustainable mining technologies for Estonian minerals industryValgma, Ingo; Västrik, Aire; Kõpp, Vesta9th International Symposium "Topical problems in the field of electrical and power engineering". Doctoral school of energy and geotechnology. II : Pärnu, Estonia, June 14-19, 20102010 / p. 69-73 : ill