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PETROVA TV, 1970, ZH ANAL KHIMII, V25, P2110
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SAVVIN SB, 1969, IAN SSSR KH, P290
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SAVVIN SB, 1969, ZH ANAL KHIM, V24, P1325
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SAVVIN SB, 1969, ZH ANAL KHIM, V24, P177
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SAVVIN SB, 1969, ZH ANAL KHIM, V24, P31