| 6 | -- | 7 | Stefano Bregni, Erhard P. Graf. Guest editorial |
| 9 | -- | 24 | Marco Carbonelli, Domenico De Seta, Daniele Perucchini. Characterization of timing signals and clocks |
| 25 | -- | 37 | William C. Lindsey, Jeng-Hong Chen. Mutual clock synchronization in global digital communication networks |
| 39 | -- | 48 | Ralph Urbansky, Wolfram Sturm. Design aspects and analysis of SDH equipment clocks |
| 49 | -- | 60 | Peter E. Sholander, Chris Autry, Henry L. Owen. Effects of fixed frequency clock offsets in synchronous digital hierarchy networks |
| 61 | -- | 70 | Arnold L. Welti, Urs P. Bernhard. Stability requirements of oscillators used for synchronization loops in communication systems |
| 71 | -- | 82 | Mirko N. Smiljanic, Miodrag R. Temerinac. Application of transition place coding in asynchronous time-division multiplexing |
| 83 | -- | 91 | Silvia De Fina. Simultaneous frame and bit synchronization of HF receivers by constant false alarm methods |
| 93 | -- | 102 | Paola Garrone. The adoption of optical systems: An econometric cost model of the european telecommunications carriers |
| 103 | -- | 107 | Paulette Gavignet, Dominique Chiaroni, Francesco Masetti, Jean-Baptiste Jacob. Letter: Design and implementation of a fiber delay line optical buffer for multi gigabit photonic switching fabrics |