Underground oil shale mine surveying using handheld mobile laser scannerKütimets, Kaia; Ellmann, Artu; Väli, Erik; Kanter, SanderOil shale2021 / p. 42–64 https://doi.org/10.3176/oil.2021.1.03 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS