1558990070 : Surface chemistry and beam-solid interactions : symposium held November 26-29, 1990, Boston, Massachusetts, U.S.A. / editors, Harry A. Atwater, Frances A. Houle, Douglas H. Lowndes.
1991
1
1558990097 : Fly ash and coal conversion by-products : characterization, utilization and disposal V : Symposium held December 1-3, 1988, Boston, Massachusetts, U.S.A. / editors: Raymond T. Hemmings ... [and others].