https://terasbiker.com/2018/03/18/irs-2018-sentul-robby-sakera-juara-kelas-sport-150rey-ratukore-raih-runner-up-sport-250-cc/
IRS 2018 Sentul : Robby Sakera Juara Kelas Sport 150,Rey Ratukore Raih Runner-up Sport 250 cc!