Piskarskas, A S Picosecond optical parametric oscillator pumped by temporally compressed pulses from a Q-switched, mode-locked, cw-pumped Nd:YAG laser. [electronic resource] - Optics letters Jun 1989 - 557-9 p. digital Publication Type: Journal Article ISSN: 0146-9592 Standard No.: 10.1364/ol.14.000557 doi