Advanced Adaptive Equalization of Multilevel-QAM-Digital Radio Systems. - Georg Sebald; Berthold Lankl; Josef A. Nossek (ICC, 1986)

Advanced Time- and Frequency-Domain Adaptive Equalization in Multilevel QAM Digital Radio Systems. - Georg Sebald; Berthold Lankl; Josef A. Nossek (IEEE J. Sel. Areas Commun., 1987)

A 60-MBaud Single-Chip QAM-Processor for the Complete Base-Band Signal Processing of QAM Demodulators. - Erik De Man; Matthias Schöbinger; Tobias G. Noll; Georg Sebald (ISCAS, 1994)