Valentino Rossi's half-brother Luca Marini ready to fill the void left by MotoGP legend ahead of new season | The US Sun
Rossi “very proud” of brother Marini's maiden MotoGP front row
Luca Marini: Valentino Rossi Bos yang Demokratis - MotoGP Bola.com
MotoGP Rookie Profile: Luca Marini - Everything Moto Racing
Rossi to contest Gulf 12 Hours with Marini
Rossi: "My brother really impressed me in the last races" | MotoGP™
MotoGP - Luca Marini and his brother Valentino Rossi were both happy after Luca's first day of Grand Prix riding at Misano: http://www.motogp.com/en/news/Moto3 | Facebook
Valentino Rossi with his brother Luca Marini, Argentina 2016