APA (7th ed.) Citation

Ehlers, E. M. (2014). A hierarchy of random context grammars and automata.

Chicago Style (17th ed.) Citation

Ehlers, Elizabeth Marie. A Hierarchy of Random Context Grammars and Automata. 2014.

MLA (8th ed.) Citation

Ehlers, Elizabeth Marie. A Hierarchy of Random Context Grammars and Automata. 2014.

Warning: These citations may not always be 100% accurate.