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024 _a45089
037 _cTextual
040 _aCSL
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041 _aeng
082 _aE283:(C2:7), L5
100 _aPerepechok` I
245 0 _aAcoustic mehtods of investigating polymers
260 _c1975
300 _ap.
_ccm.
650 _aChemistry
942 _hE283:(C2:7), L5
_cTEXL
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999 _c87145
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