Future of oil shale mining technology in Estonia
Karu, Veiko
;
Västrik, Aire
;
Anepaio, Ain
;
Väizene, Vivika
;
Adamson, Alo
;
Valgma, Ingo
Oil shale
2008
/
2S, p. 125-134 : ill
https://www.researchgate.net/publication/220009289_Future_of_Oil_Shale_Mining_Technology_in_Estonia