Production of primordial black holes via single field inflation and observational constraintsMayukh R. Gangopadhyay, Jayesh C. Jain, Devanshu Sharma and YogeshEur. Phys. J. C, 82 9 (2022) 849DOI: https://doi.org/10.1140/epjc/s10052-022-10796-x