Annika Grothérus, Emilia Fägerstam
(2017) Impact of long-term regular outdoor learning in mathematics-Tha case of JohnProceedings of the Tenth Congress of the European Society for Research in Mathematics Education (CERME10, February 1-5,2017). Dublin, Ireland: DCU Institute of Education and ERME., p. 1074-1081
(Conference paper)