Vasily Tatishchev assumed that the ruins near Yantikovsky (Kirelsky) in what is today Kamsko-Ustyinsky District (Kama-Ustjin District) were the remains of Ashla. Another supporter of this version, A. Smirnov, advanced that the name of the city comes from the Esegel tribe of the Volga Bulgars.
Vasily Tatishchev believed that the ruins near Yantikovsky (Kirelsky) in today's Kamsko-Ustyinsky District (Kama-Ustjin District) were remnants of Ashla. Another advocate of this theory, A. Smirnov, suggested that the city's name originated from the Esegel tribe of the Volga Bulgars.