H. Hersom and D. Sørensen, “Forhindringer for samarbejde om pædagogisk udvikling mellem skoleledere og lærere: Belyst gennem et aktionsforskningsprojekt i erhvervsuddannelserne: [Obstacles to collaboration on educational development between school leaders and teachers: Seen through an action research project on vocational education and training]”, NJVET, vol. 9, no. 2, pp. 132–155, Dec. 2019.