Serie A transfer news: Inter sign Nainggolan from Roma | Goal.com US
Nainggolan brace rocks Inter Milan as Roma roll on
B/R Football on Twitter: "Radja Nainggolan has reportedly agreed terms with Inter ahead of a proposed move from Roma, per @CorSport https://t.co/N7LoYnveMC" / Twitter
Radja Nainggolan set to swap Roma for Inter Milan in £30million deal after snubbing Chelsea | The Sun
Chelsea should re-evaluate Radja Nainggolan as a summer transfer target
Nainggolan joins Cagliari on loan from Inter
Making the case for Radja Nainggolan as an attacking midfielder for Inter Milan - Serpents of Madonnina