Title: Pervai︠a︡ Poli︠a︡rnai︠a︡ konferent︠s︡ii︠a︡ po voprosam kompleksnogo ispolʹzovanii︠a︡ Khibinskoĭ apatito-nefelinovoĭ porody, 9-12 apreli︠a︡ 1932 goda, g. Khibinogorsk
Subjects: Mines and mineral resources, Apatite, Congresses, Nephelite
Places: Russia (Federation), Khibiny