@inproceedings{cerulli:hal-00190307,
TITLE = {{Building theories: working in a microworld and writing the mathematical notebook}},
AUTHOR = {Cerulli, Michele and Mariotti, Maria Alessandra},
URL = {https://telearn.hal.science/hal-00190307},
BOOKTITLE = {{2003 Joint Meeting of PME and PMENA}},
ADDRESS = {Honolulu, United States},
EDITOR = {Neil A. Pateman and Barbara J. Dougherty and Joseph Zilliox},
PAGES = {Vol. II, pp. 181-188},
YEAR = {2003},
KEYWORDS = {semiotics ; semiotic mediation ; information and communication technologies (ICT) ; learning environments ; formal reasoning ; computer based learning environments ; formal algebra ; CABRI ; geometry theories ; algebra theories ; theoretical thinkings ; notebooks ; theory of instruments of semiotic mediation ; technology enhanced learning (TEL) ; instruments ; instruments of semiotic mediation ; class discussions ; mathematical class discussion ; mathematical discussions},
PDF = {https://telearn.hal.science/hal-00190307/file/Michele-Cerulli-2003.pdf},
HAL_ID = {hal-00190307},
HAL_VERSION = {v1},
}