Self citation is authors who cite his/her own previously published work. Table 11 list authors with the most fantastic self citation of all time. G.P. Nair, Nirmal Kumar Kund and Oleg Mikahilov have over 92% self citation, while other have more than 90% self citation. It also displays that self citation can boost h index 3 to 5 times.
Table 11. Top authors with highest percentage of self citation. nc9621: total cites 1996-2021, Self%: Percent self citation, h21: h-index as of end-2021; h21(ns): h21 self citation excluded.