Hoseini, Mohamad Internet Architecture, MPI for Informatics, Max Planck Society;
https://rdcu.be/c3bKO (Publisher version)
Sheikhi, H., Hoseini, M., & Sabaei, M. (2021). k-Connected Relay Node Deployment in Heterogeneous Wireless Sensor Networks. Wireless Personal Communications, 120, 3277-3292. doi:10.1007/s11277-021-08613-x.