Marko Milovanovic has scored three times in the Championship this season [Getty Images]Portsmouth striker Marko Milovanovic feels his side have shown a strong mentality to win both of their league games after defeat to Southampton in the south coast derby. John Mousinho's team have beaten Sheffield United and Norwich following the loss at St Mary's, boosting them up the Championship table to 13th. Summer signing Milovanovic, also known as Marezi, scored the game's only goal on Saturday when Pomp