H. K. Pfyffer. Overview of ISDN. In ICC. pages 316-320, 1986.
@inproceedings{Pfyffer86,
title = {Overview of ISDN},
author = {H. K. Pfyffer},
year = {1986},
researchr = {https://researchr.org/publication/Pfyffer86},
cites = {0},
citedby = {0},
pages = {316-320},
booktitle = {ICC},
}