Digitizing special collections: to boldly go where we've been before. - Peter Michel (Libr. Hi Tech, 2005)

Rayleigh-Ritz based expansion method for wakefields in dielectrically lined rectangular waveguides. - Franziska Reimann; Peter Michel; Ulf Lehnert; Ursula van Rienen (J. Comput. Phys., 2018)