by Korhonen, Vesa, Portaankorva-Koivisto, Päivi
Published in International journal of lifelong education (04.03.2021)

by Goldberg, Sabrina, Dean, Jana, Portaankorva-Koivisto, Paivi
Published in Journal of global education and research (Print) (01.12.2023)

by Portaankorva-Koivisto, Päivi, Havinga, Mirka
Published in Journal of mathematics and the arts (03.04.2019)

by Kervinen, Anttoni, Portaankorva-Koivisto, Päivi, Kesler, Merike, Kaasinen, Arja, Juuti, Kalle, Uitto, Anna
Published in Frontiers in education (Lausanne) (26.09.2022)

by Koponen, Mika, Löfström, Erika, Portaankorva-Koivisto, Päivi
Published in LUMAT (30.11.2023)

by Portaankorva-Koivisto, Päivi Maria, Laine, Anu Tuulikki, Ahtee, Maija
Published in International electronic journal of mathematics education (01.01.2021)

by Portaankorva-Koivisto, Päivi, Grevholm, Barbro
Published in LUMAT (2019)

by Kervinen, Anttoni, Uitto, Anna, Kaasinen, Arja, Portaankorva-Koivisto, Päivi, Juuti, Kalle, Kesler, Merike
Published in LUMAT (2016)

by Eronen, Lasse, Portaankorva-Koivisto, Päivi, Hietalahti, Karoliina
Published in LUMAT (20.05.2021)

by Laine, Anu, Ahtee, Maija, Näveri, Liisa, Pehkonen, Erkki, Koivisto, Päivi Portaankorva, Tuohilampi, Laura
Published in LUMAT (28.02.2015)

by Hannula, Markku S., Haataja, Eeva, Laine, Anu, Portaankorva-Koivisto, Päivi, Moreno-Esteva, Enrique Garcia
Published in LUMAT (31.10.2019)

by Oksanen, Susanna, Portaankorva-Koivisto, Päivi, Hannula, Markku S
Published in North American Chapter of the International Group for the Psychology of Mathematics Education (2014)