In Iranology, there is also Persian studies. In Persian studies, one only studies the Persian language and literature. Iranology also studies the history of individual types of Iranian peoples, such as Azeris, Kurds, Lurs, Gilakis, Talysh, Tajiks, Pashtuns, Ossetians, Baluchis, Scythians, Sarmatians, Alans, Parthians, Sogdians, Bactrians, Khwarazmians, and Mazandaranis.