APA (7th ed.) Citation

Ehrig, H., Löwe, M., & Orejas, F. (1994). Dynamic abstract data types based on algebraic graph transformations.

Chicago Style (17th ed.) Citation

Ehrig, Hartmut, Michael Löwe, and Fernando Orejas. Dynamic Abstract Data Types Based on Algebraic Graph Transformations. Berlin, 1994.

MLA (9th ed.) Citation

Ehrig, Hartmut, et al. Dynamic Abstract Data Types Based on Algebraic Graph Transformations. 1994.