VACUUM, vol. 42, no. 8-9, page. 555 - 560, 1991-01
VACUUM, vol. 44, no. 5-7, page. 697 - 699, 1993-05
FUEL, vol. 74, no. 12, page. 1918 - 1921, 1995-12
VACUUM, vol. 42, no. 7, page. 457 - 462, 1991-01
METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, vol. 26, no. 5, page. 1093 - 1100, 1995-05