B2 Non-refereed book chapter or chapter in a compilation book
Circularity and other invariants of gene assembly in ciliates
Authors: Ehrenfeucht Andrzej, Petre Ion, Prescott David M., Rozenberg Grzegorz
Editors: Ito Masami, Paun Gheorghe, Yu Sheng
Publication year: 2001
Book title : Words, Semigroups, and Transductions
First page : 81
Last page: 97