SpringerLink (Online service), Tyrvainen, P., & Mazhelis, O. (2009). Vertical software industry evolution: Analysis of telecom operator software. Physica-Verlag.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Pasi Tyrvainen, and Oleksiy Mazhelis. Vertical Software Industry Evolution: Analysis of Telecom Operator Software. Heidelberg: Physica-Verlag, 2009.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Vertical Software Industry Evolution: Analysis of Telecom Operator Software. Physica-Verlag, 2009.
Warning: These citations may not always be 100% accurate.