An Automatic Method for Scoring Leg Movements in Polygraphic Sleep Recordings and Its Validity in Comparison to Visual Scoring Thomas C. Wetter, Gerhard Dirlich, Jonathan Streit, Claudia Trenkwalder, Andreas Schuld, Thomas Pollmächer IN SLEEP, 27(2), PP. 324-328, MARCH 2004 https://itestra.com/wp-content/uploads/2018/03/04_itestra_an_automatic_method_for_scoring_leg_movements1.pdf
Das Einmaleins der Softwareentwicklung Karl-Rudolf Moll, Manfred Broy, Markus Pizka, Tilman Seifert, Klaus Bergner, Andreas Rausch COMPUTERWOCHE (40), OCTOBER 2003 https://www.computerwoche.de/a/das-einmaleins-der-softwareentwicklung,541536
Refactoring in Langzeitprojekten Elena Kolodizki, Martin Ober, Markus Pizka VISEK 039/D, TECHNISCHE UNIVERSITÄT MÜNCHEN, MSG SYSTEMS AG, OCTOBER 2003 https://itestra.com/wp-content/uploads/2018/03/03_itestra_refactoring_in_langzeitprojekten.pdf
Supporting Software-Evolution at the Process Level Tilman Seifert, Markus Pizka IN NET.OBJECTDAYS 2003, ERFURT, GERMANY, SEPTERMBER 2003, TRANSIT GMBH https://itestra.com/wp-content/uploads/2018/03/03_itestra_supporting_software_evolution_at_the_process_level.pdf