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Competition and cross-subsidization in the telephone industry
Johnson, Leland L., (1982)
The telephone in a changing world
Dilts, Marion May, (1941)
Connecticut pioneers in telephony : the origin and growth of the telephone industry in Connecticut
Walsh, Joseph Lee, (1950)
Allocation of telephone exchange plant investment
Gabel, Richard, (1983)
The early competitive era in telephone communication, 1893-1920
Gabel, Richard, (1969)
Telecommunications interconnection, wherefrom and whitherto?
Gabel, Richard, (1973)