References
- De Luca , A. 1982 . On the Combinatorial problems in free monoids . Discrete Math. , 38 : 207 – 225 .
- Fan , C.-M. and Huang , C. C. 2010 . Some properties of involution palindrome languages . Int. J. Comput. Math. , 87 ( 15 ) : 3397 – 3404 .
- Hussini , S. , Kari , L. and Konstantinidis , S. 2003 . Coding properties of DNA languages . Theoret. Comput. Sci. , 209 : 1557 – 1579 .
- Kari , L. and Mahalingam , K. 2007 . Involutionly bordered words . Int. J. Found. Comput. Sci. , 18 ( 5 ) : 1089 – 1106 .
- Kari , L. and Mahalingam , K. 2008 . “ Watson–Crick conjugate and commutative words ” . In Preproceedings of the International Conference on DNA 13 Vol. 4848 , 273 – 283 . Lecture Notes in Computer Science
- Kari , L. and Mahalingam , K. 2010 . Watson–Crick palindromes in DNA computing . Nat. Comput. , 9 ( 2 ) : 297 – 316 .
- Lyndon , R. C. and Schützenberger , M. P. 1962 . On the equation a M =b N c P in a free group . Michigan Math. J. , 9 : 289 – 298 .
- Shyr , H. J. 1983 . On Two Languages that Commute , Vol. 9 , 257 – 269 . Budapest : Karl Marx. University, Economics . Notes on Semifroups
- Shyr , H. J. 2001 . Free Monoids and Languages , 3 , Taichung, , Taiwan : Hon Min Book Company .