Consequences of smart grids for power quality: Overview of the results from CIGRE joint working group C4.24/CIRED. - Math Bollen; Sarah K. Rönnberg; Francisc Zavoda; Roberto Langella; Sasa Z. Djokic; Philip Ciufo; Jan Meyer; Vladimir Cuk (ISGT Europe, 2017)

Power Quality Concerns in Implementing Smart Distribution-Grid Applications. - Math H. J. Bollen; Ratan Das; Sasa Z. Djokic; Phil Ciufo; Jan Meyer; Sarah K. Rönnberg; Francisc Zavoda (IEEE Trans. Smart Grid, 2017)

Evolution of Distribution Underground Monitoring. - Francisc Zavoda; George C. Fofeldea; Ernie M. Rodriguez (ISGT Europe, 2019)