Kåre Nordstoga
He went on to study at the Norwegian Academy of Music in Oslo , where his teachers included Kaare Ørnung , Søren Gangfløt , Magne Elvestrand and Bjørn Boysen . 
<triplet> Norwegian Academy of Music <subj> Oslo <obj> headquarters location <triplet> Bjørn Boysen <subj> Norwegian Academy of Music <obj> educated at