APA (7th ed.) Citation

Broy, M., Kruger, I. H., & Meisinger, M. (2007). A Formal Model of Services. ACM Transactions on Software Engineering & Methodology, 16(1), 1C. https://doi.org/10.1145/1189748.1189753

Chicago Style (17th ed.) Citation

Broy, Manfred, Ingolf H. Kruger, and Michael Meisinger. "A Formal Model of Services." ACM Transactions on Software Engineering & Methodology 16, no. 1 (2007): 1C. https://doi.org/10.1145/1189748.1189753.

MLA (9th ed.) Citation

Broy, Manfred, et al. "A Formal Model of Services." ACM Transactions on Software Engineering & Methodology, vol. 16, no. 1, 2007, p. 1C, https://doi.org/10.1145/1189748.1189753.