Open AccessInternational Comparison of Mobile Voice Tariff
Author(s) -
Sang Sik Lee,
Eun Kyeong Chang
Publication year - 2010
Publication title -
so'bija munje yeon'gu
Language(s) - English
Resource type - Journals
ISSN - 1738-9003
DOI - 10.15723/jcps..37.201004.27
Subject(s) - tariff , business , international trade