He made his debut on 23 August , in a 2 -- 0 away win against Sportist Svoge .
On 24 Popov joined CSKA Sofia on a three - year contract .
24 Popov made 24 Popov 's debut on 23 August , in a 2 -- 0 away win against Sportist Svoge .
On 24 Popov joined CSKA Sofia on a three - year contract .