kw.\*:("DAUGAVA,NARVA,NEVA,NEMAN")
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CONTENT OF ELEMENTS (CORG,SIO2AMORPH.,FE, AL, TI, MN, NI CU, CO,) IN SUSPENSIONS IN THE BALTIC SEA WATERS.EMEL'YANOV EM; PUSTEL'NIKOV OS.1975; GEOCHEM. INTERNATION.; U.S.A.; DA. 1975; VOL. 12; NO 4; PP. 68-82; BIBL. 19 REF.; 12 ILL.; DU RUSSE; GEOKHIMIJA, S.S.S.R. 1975; NO 7, 1049-1063Article