@misc{Harikrishnan_S._Existence,
 author={Harikrishnan, S. and Vivek, D. and Elsayed, E. M.},
 address={Երևան},
 howpublished={online},
 publisher={Հայաստանի ԳԱԱ},
 title={Existence and stability of integro differential equation with generalized proportional fractional derivative},
 type={Հոդված},
 keywords={Mathematics},
}