Lua APA (7ú heag.)

Helvoort, H. v. The ComSoc guide to next generation optical transport: SDH/SONET/OTN.

Lua i Stíl Chicago (17ú heag.)

Helvoort, Huub van. The ComSoc Guide to Next Generation Optical Transport: SDH/SONET/OTN.

Lua MLA (8ú heag.)

Helvoort, Huub van. The ComSoc Guide to Next Generation Optical Transport: SDH/SONET/OTN.

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