. "SOME RESULTS ON L−ORDER, L−HYPER ORDER AND L ∗−ORDER, L ∗−HYPER ORDER OF ENTIRE FUNCTIONS DEPENDING ON THE GROWTH OF CENTRAL INDEX DILIP CHANDRA PRAMANIK, MANAB BISWAS AND KAPIL ROY", Electronic Journal of Mathematical Analysis and Applications, 8, 1, 2020, -. doi: 10.21608/ejmaa.2020.312829