Deci, EdwardLa Guardia, J. G.Moller, Arien C.Scheiner, Marc J.Ryan, Richard2025-10-172025-10-1720060146-167210.1177/0146167205282148https://hdl.handle.net/20.500.14802/14063On the benefits of giving as well as receiving autonomy support: Mutuality in close friendshipsJournal article2-s2.0-33644981239201034802