Megawatt peak power Mamyshev oscillator seeded by sub-nanosecond pulses either at 1064 nm or 1033 nmRiccardo Gotti, Sara Pizzurro, Luca Carrà, Antonio Agnesi and Federico PirzioEPJ Web Conf., 307 (2024) 02006DOI: https://doi.org/10.1051/epjconf/202430702006