European Telecommunications Standards Institute. (1993). European digital cellular telecommunications system (phase 1): Radio transmission and reception (2nd ed.). The Institute.
Chicago-viite (17. p.)European Telecommunications Standards Institute. European Digital Cellular Telecommunications System (phase 1): Radio Transmission and Reception. 2nd ed. Valbonne, France: The Institute, 1993.
MLA-viite (8. p.)European Telecommunications Standards Institute. European Digital Cellular Telecommunications System (phase 1): Radio Transmission and Reception. 2nd ed. The Institute, 1993.
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