Unambiguous Resolution of α-Methyl and α-Methylene Protons in1H NMR Spectra of Heavy Petroleum Fractions
1977 ◽
1996 ◽
Vol 117
(1-2)
◽
pp. 217-224
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2012 ◽
Vol 10
(H16)
◽
pp. 720-722
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