Erling Roland

发表

U. V. Midthassel, Erling Roland, 2012, New directions for youth development.

David Galloway, Erling Roland, E. Roland, 2002 .

T. Idsøe, G. S. Vaaland, Erling Roland, 2011 .

Dagmar Strohmeier, Hildegunn Fandrem, Erling Roland, 2009 .

Erling Roland, Erling Roland, 2002 .

E. Munthe, Erling Roland, 1989 .

Erling Roland, Erling Roland, 2002 .

Hildegunn Fandrem, Erling Roland, Ida Sjursø, 2016 .

Dagmar Strohmeier, Sigrun K. Ertesvåg, Hildegunn Fandrem, 2010 .

T. Idsøe, Erling Roland, Thormod Idsoe, 2001 .

James O’Higgins Norman, Hildegunn Fandrem, Erling Roland, 2019, International journal of environmental research and public health.

Sigrun K. Ertesvåg, Erling Roland, 2015 .

Di-fei Liu, Erling Roland, S. W. Wong, 2018, Chinese Education & Society.

J. Pyżalski, Erling Roland, 2010 .