Phase Acquisition Statistics for Phase-Locked Loops. - Heinrich Meyr; Luitjens Popken (IEEE Trans. Commun., 1980)

Synchronization Failures in a Chain of PLL Synchronizers. - Heinrich Meyr; Luitjens Popken; Hans R. Müller (IEEE Trans. Commun., 1986)

Special Issue on Technical Advances in Deep-Space Communications and Tracking. - Faramaz Davarian; Luitjens Popken (Proc. IEEE, 2007)

Rescuing the Huygens Mission From Fiasco. - Luitjens Popken (Proc. IEEE, 2007)