Maximum likelihood acquisition of time and frequency shift in land mobile DS-CDMA systems. - Gunnar Wetzker; F. Jondral (PIMRC, 1998)

A cascaded continuous-time ΣΔ Modulator with 67-dB dynamic range in 10-MHz bandwidth. - Lucien J. Breems; Robert Rutten; Gunnar Wetzker (IEEE J. Solid State Circuits, 2004)

Continuous-time Sigma-Delta Modulators for Highly Digitised Receivers. - Lucien J. Breems; Robert H. M. van Veldhoven; Kathleen Philips; Robert Rutten; Gunnar Wetzker (ICECS, 2006)