Yo-Sub Han, Sang-Ki Ko, Xiaoxue Piao, Kai Salomaa. State Complexity of Kleene-Star Operations on Regular Tree Languages. Acta Cybern., 22(2):403-422, 2015. [doi]
@article{HanKPS15,
title = {State Complexity of Kleene-Star Operations on Regular Tree Languages},
author = {Yo-Sub Han and Sang-Ki Ko and Xiaoxue Piao and Kai Salomaa},
year = {2015},
doi = {10.14232/actacyb.22.2.2015.11},
url = {https://doi.org/10.14232/actacyb.22.2.2015.11},
researchr = {https://researchr.org/publication/HanKPS15},
cites = {0},
citedby = {0},
journal = {Acta Cybern.},
volume = {22},
number = {2},
pages = {403-422},
}