2019

MES10, Hyderabad, India: Steffensen and Rangnes: Research paper with presentation

AERA 2019, Toronto, Canada: Steffensen: Presentation in Symposium

#Klimaomstilling2019, Sogndal, Norway: Steffensen: Presentation 

ICTMA, Hong Kong: Steffensen and Kacerja: Presentation of Research Paper

ICTMA, Hong Kong: Steffensen: Poster presentation: Steffensen_Road tolls

Book chapter: Steffensen and Hansen: Climate change in mathematics teaching – teachers perspectives:  https://www.idunn.no/demokratisk_danning_i_skolen/11_klimaendring_i_matematikkundervisning_laererperspektiv