https://terasbiker.com/2018/03/16/jelang-seri-1-irs-2018-sentul-tim-yamaha-siap-dominasi-kejurnas-sport-150-formasi-pembalap-sport-250-makin-solid/
Jelang Seri 1 IRS 2018 Sentul: Tim Yamaha Siap Dominasi Kejurnas Sport 150, Formasi Pembalap Sport 250 Makin Solid!