The first paper title is: "Smart-HOP: A Reliable Handoff Mechanism for Mobile Wireless Sensor Networks" and the authors are: Hossein Fotouhi, Marco Zuniga, Mario Alves, Anis Koubaa, Pedro José Marrón.
The second paper title is: "On the Optimal Blacklisting Threshold for Link Selection in Wireless Sensor Networks" and the authors are: Flavio Fabbri, Marco Zuniga, Daniele Puccinelli, Pedro José Marrón.