Media type: E-Article Title: Resolvent positive operator and two-parameter abstract Cauchy problem Contributor: Khanehgir, M.; Ghorbanpoor, R. imprint: Hikari, Ltd., 2007 Published in: International Mathematical Forum Language: Not determined DOI: 10.12988/imf.2007.07218 ISSN: 1314-7536 Origination: Footnote: