
Qadim zamonlardan beri odamlar vaqtni o'lchashda ba'zi xalqlar quyoshdan, boshqa xalqlar oydan foydalanishgani bizga ma'lum. Musulmon xalqlar esa Hijrij Qamariy kalendardan foydalangan. Jumladan Turkiston zamini ham shu kalendardan XX asrning boshlariga qadar foydalanishgan. Bilishimiz mumkinki o'z tariximizni o'rganishimiz uchun Kalendarlarni yaxshi bilishimiz, ular o'rtasidagi farqlarni ajrata olishimiz lozim. Dunyoda juda ko'p kalendarlar mavjud bo'lgan va hozir ham xar hil kalendarlar ko'p bo'lmasada, bor. Ushbu Xronologiya fani ular o'rtasidagi masalalarni o'rganadi. Ushbu maqola ham shu mavzuda adabiyotlar yordamida keng yoritilgan.
| selected citations These citations are derived from selected sources. This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 0 | |
| popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Average | |
| influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Average | |
| impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |
