@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 },

pages = { 719-725 },

}