Cite
MLA Citation
G. V (Gleb Vladimirovich) Poli︠a︡kov et al., editors. Rare earth elements in ultramafic and mafic rocks and their minerals : main types of rocks : rock-forming minerals. London New York : CRC Press/Balkema, 2010. http://access.bl.uk/ark:/81055/vdc_100045379405.0x000001