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author={George Reny,Tamrakar Ekta,Vujakovic Jelena,Pathak Hemant Kumar,Velusamy Selvavinayagam},
year={2019},
title={(C, psi, G) Class of Contractions and Fixed Points in a Metric Space Endowed with a Graph},
journal={MATHEMATICS},
volume={7},
number={5},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Ciric Ljubomir B,Ume Jeong Sheok,Khan MS,Pathak Hemant Kumar},
year={2003},
title={On some nonself mappings},
journal={MATHEMATISCHE NACHRICHTEN},
volume={251},
number={},
pages={28-33},
document_type={Article},
}