@Article{ WALKER_VERMA_RIVERA_KHAN:719-725,
author = { PL WALKER JR and S. K. VERMA and JOSÉ RIVERA UTRILLA and M. R. KHAN } ,
title = { A DIRECT MEASURENT OF EXPANSION IN COALS AND MACERALS INDUCED BY CARBON DIOXIDE AND METHANOL },
journal = { FUEL },
year = { 1988 },
volume = { 67 },
issn = { 0016-2361 },
pages = { 719-725 },
}