The thematic citation index is the indicatorsearch engine "Yandex," indicating the authority of a certain Internet resource, which consists of the number of referring to it sites of similar themes.
Thematic ukulandisa Inkomba - ngezinga elithile injini yokusesha "Yandex," ekhomba igunya umthombo athile e-inthanethi, okuyinto yakhiwa inani amasayithi ngokuxhumanisa ke ngezihloko ezifanayo.