00485nas a2200073   4500008003900000245026000039210006900299856004300368       1989                          d00a*ILYIN, A.V. 1989. Apatite deposits in the Khibiny and Kovdor alkaline igneous complexes, Kola Peninsula, north-western USSR. In A.J.G. Notholt, R.P. Sheldon and D.F. Davidson (eds), Phosphate deposits of the world. 2. Phosphate rock resources. 485-93. Ca0 aILYIN AV 1989 Apatite deposits in the Khibiny and Kovdor alkalin  uhttps://alkcarb.myrocks.info/node/6331