Petkov, Doncho, Edgar-Nevill, Denis, Madachy, Raymond and O'Connor, Rory ORCID: 0000-0001-9253-0313 (2012) Towards a wider application of the systems approach in information systems and software engineering. In: Computer Engineering: Concepts, Methodologies, Tools and Applications. IGI Global, pp. 1627-1645. ISBN 9781613504567

Petkov, Doncho, Edgar-Nevill, Denis, Madachy, Raymond and O'Connor, Rory ORCID: 0000-0002-2446-3224 (2010) Information systems, software engineering, and systems thinking: challenges and opportunities. In: Hunter, M. Gordon, (ed.) Strategic Information Systems: Concepts, Methodologies, Tools, and Applications. IGI Global, pp. 315-332. ISBN 78-1-60566-677-8

Petkov, Doncho, Edgar-Nevill, Denis, Madachy, Raymond and O'Connor, Rory ORCID: 0000-0002-2446-3224 (2010) Towards a wider application of the systems approach in information systems and software engineering. In: Paradice, D., (ed.) Emerging Systems Approaches in Information Technologies: Concepts, Theories, and Applications. IGI GLOBAL, pp. 67-85. ISBN 978-1-60566-976-2

Petkov, Doncho, Edgar-Nevill, Denis, Madachy, Raymond and O'Connor, Rory ORCID: 0000-0001-9253-0313 (2008) Information systems, software engineering, and systems thinking: challenges and opportunities. International Journal of Information Technologies and the Systems Approach, 1 (1). pp. 62-76. ISSN 1935-5718