@inbook {19799,
	title = {Tools and resources used/designed for teacher collaboration and resulting from teacher collaboration},
	booktitle = {ICMI Study 25 {\textendash} {\textquotedblleft}Mathematics Teachers Working and Learning in Collaborative Groups"},
	year = {2024},
	pages = {203-274},
	publisher = {Springer},
	organization = {Springer},
	url = {https://doi.org/10.1007/978-3-031-56488-8_5},
	author = {O Robutti and L Trouche and A Cusi and G Psycharis and R Kumar and D Pynes},
	editor = {H Borko and D Potari}
}
