NEW DATA ON DETRITAL ZIRCONS FROM THE SANDSTONES OF LOWER CAMBRIAN BRUSOV FORMATION (WHITE-SEA REGION, EAST-EUROPEAN CRATON): UNRAVELING THE TIMING OF THE ONSET OF THE ARCTIDA-BALTICA COLLISION Статья Kuznetsov N.B., Belousova E.A., Alekseev A.S., Romanyuk T.V. International Geology Review. Том Vol 56 No 16. 2014.