G. Evangelinos, и D. Holley. eLEOT, том 138 из Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, стр. 85-92. Springer, (2014)
G. Holley, и P. Peterlongo. Stringology, стр. 53-63. Department of Theoretical Computer Science, Faculty of Information Technology, Czech Technical University in Prague, (2012)