Commun. Korean Math. Soc. 2014; 29(2): 345-349
Printed April 1, 2014
https://doi.org/10.4134/CKMS.2014.29.2.345
Copyright © The Korean Mathematical Society.
Jiweon Ahn, Keonhee Lee, and Manseob Lee
Chungnam National University, Chungnam National University, Mokwon University
2023; 38(1): 243-256
2013; 28(3): 581-587
2009; 24(1): 127-144
2012; 27(3): 613-619
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