@article {650,
	title = {C-13 Nmr-Studies of Coal and Coal Extracts},
	journal = {Philosophical Transactions of the Royal Society a-Mathematical Physical and Engineering Sciences},
	volume = {300},
	year = {1981},
	note = {Philos T R Soc ALj670Times Cited:50Cited References Count:25},
	pages = {15-41},
	isbn = {1364-503X},
	doi = {Doi 10.1098/Rsta.1981.0045},
	url = {<Go to ISI>://WOS:A1981LJ67000002},
	author = {Wemmer, D. E. and Pines, A. and Whitehurst, D. D.}
}
