Andy Kellens, Coen De Roover, Carlos Noguera, Reinout Stevens, Viviane Jonckers, & The Pennsylvania State University Cite Seer X Archives. (o. J.). Reasoning over the Evolution of Source Code using Quantified Regular Path Expressions. http://soft.vub.ac.be/Publications/2011/vub-Soft-Tr-11-13.Pdf.
ISO-690 (author-date, English)ANDY KELLENS, COEN DE ROOVER, CARLOS NOGUERA, REINOUT STEVENS, VIVIANE JONCKERS und THE PENNSYLVANIA STATE UNIVERSITY CITESEERX ARCHIVES, [no date]. Reasoning over the Evolution of Source Code using Quantified Regular Path Expressions. http://soft.vub.ac.be/Publications/2011/vub-soft-tr-11-13.pdf.
Modern Language Association 9th editionAndy Kellens, Coen De Roover, Carlos Noguera, Reinout Stevens, Viviane Jonckers, und The Pennsylvania State University Cite Seer X Archives. „Reasoning over the Evolution of Source Code Using Quantified Regular Path Expressions“. http://soft.vub.ac.be/Publications/2011/vub-Soft-Tr-11-13.Pdf.
Mohr Siebeck - Recht (Deutsch - Österreich)Andy Kellens/Coen De Roover/Carlos Noguera/Reinout Stevens/Viviane Jonckers/The Pennsylvania State University Cite Seer X Archives: Reasoning over the Evolution of Source Code using Quantified Regular Path Expressions, http://soft.vub.ac.be/Publications/2011/vub-soft-tr-11-13.pdf
Emerald - HarvardAndy Kellens, Coen De Roover, Carlos Noguera, Reinout Stevens, Viviane Jonckers und The Pennsylvania State University Cite Seer X Archives. (o. J.). „Reasoning over the Evolution of Source Code using Quantified Regular Path Expressions“, http://soft.vub.ac.be/Publications/2011/vub-Soft-Tr-11-13.Pdf.