Evgeni N. Terentiev, Nikolay E. Terentiev. Superresolution when PSF is indefinite. In Stephen K. Park, Zia-ur Rahman, Robert A. Schowengerdt, editors, Visual Information Processing X, Orlando, FL, USA, April 16, 2001. Volume 4388 of SPIE Proceedings, pages 193-199, SPIE, 2001. [doi]
Abstract is missing.