Paper accepted at Information and Software Technology

We are glad to announce that our paper “Studying the Evolution of PHP Web Applications” (T. Amanatidis and A. Chatzigeorgiou) has been accepted for publication at the Information and Software Technology journal and is now available online


• We have analyzed the evolution of 30 PHP Web applications.
• First study on Lehman’s laws of software evolution for web applications.
• Laws implying continuous growth and maintenance are confirmed.
• However, laws implying increase of complexity and rapid decrease of the growth rate are not confirmed.
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About Alexander Chatzigeorgiou

Alexander Chatzigeorgiou is an associate professor of software engineering in the Department of Applied Informatics at the University of Macedonia, Thessaloniki, Greece. He received the Diploma in Electrical Engineering and the PhD degree in Computer Science from the Aristotle University of Thessaloniki, Greece, in 1996 and 2000, respectively. From 1997 to 1999, he was with Intracom, Greece, as a telecommunications software designer. Since 2007, he is also a member of the teaching staff of Hellenic Open University. His research interests include object-oriented design, software maintenance, and software evolution analysis. He has published more than 80 papers in international refereed journals and conferences while his research work has received more than 1000 citations. In 2010 he was ranked by the Journal of Systems and Software among the 15 top scholars in the field of Systems and Software Engineering.