• A. Kosta, N. Pappas, V. Angelakis, ‘‘Age of Information: Metric of Timeliness", Foundations and Trends in Networking: Vol. 12, No. 3, pp 162–259.

  • N. Pappas, M. A. Abd-Elmagid, B. Zhou, W. Saad, H. S. Dhillon, Age of Information: Foundations and Applications. Cambridge University Press, in press. Expected publication: Nov. 2022. (Edited)