@articleJotzu_Bartley_Coldenstrodt-Ronge_Smith_Walmsley_2011, title=Continuous phase stabilization and active interferometer control using two modes, DOI=10.1080/09500340.2011.621033, journal=Journal of Modern Optics, author=Jotzu, Gregor and Bartley, Tim and Coldenstrodt-Ronge, Hendrik B. and Smith, Brian J. and Walmsley, Ian A., year=2011, pages=42–45