Open AccessMobile cellular telephone: Fixed-line substitution in Sub-Saharan Africa
Author(s) -
Steve Esselaar,
Christoph Stork
Publication year - 2005
Publication title -
south african journal of information and communication
Language(s) - Uncategorized
DOI - 10.23962/10539/19806
Subject(s) - substitution (logic) , mobile telephone , line (geometry) , telephone line , telecommunications , business , computer science , telephony , computer network , mathematics , geometry , programming language