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A Comparative Analysis of Interconnection Charging Methods Between the Telephony Networks and IP Phone Networks
Joon-seo Moon Myeong-cheol Park Hong-kyu Lee Soo-cheon Kweon
Vol. 30, No. 10, pp. 676-688, Oct. 2005
Vol. 30, No. 10, pp. 676-688, Oct. 2005
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