%0 Journal Article %A Chakradhar, P. %A Venkata Subba Reddy, P. %T Complexity Issues of Perfect Secure Domination in Graphs %J RAIRO. Theoretical Informatics and Applications %D 2021 %V 55 %I EDP-Sciences %U https://www.numdam.org/articles/10.1051/ita/2021012/ %R 10.1051/ita/2021012 %G en %F ITA_2021__55_1_A13_0