APA (7th ed.) Citation

Smyth, B., & Wang, S. (2009). A new approach to the periodicity lemma on strings with holes. Elsevier.

Chicago Style (17th ed.) Citation

Smyth, Bill, and S. Wang. A New Approach to the Periodicity Lemma on Strings with Holes. Elsevier, 2009.

MLA (9th ed.) Citation

Smyth, Bill, and S. Wang. A New Approach to the Periodicity Lemma on Strings with Holes. Elsevier, 2009.

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