Winograd, T. (1971). Procedures as a Representation for Data in a Computer Program for Understanding Natural Language. Retrieved from [7]Αρχειοθετήθηκε 2016-11-01 στο Wayback Machine.
Bowerman, M. (1988). The “no negative evidence”problem: How do children avoid constructing an overly general grammar. Explaining language universals. Retrieved from [3] pdf
Winograd, T. (1971). Procedures as a Representation for Data in a Computer Program for Understanding Natural Language. Retrieved from [7]Αρχειοθετήθηκε 2016-11-01 στο Wayback Machine.