“…Specifically, one version of this System was used for studying the interactions of teachers with their pupils when reading a text together (Rosales, Iturra, Sánchez, & de Sixte, 2006; Sánchez, Rosales, & Suárez, 1999;), one for analyzing the interaction between assessors and assessed (García, Rosales, & Sánchez, 2003), and another for describing the form of the interaction between teachers and pupils during the solution of maths problems (Del Río, Sánchez, & García, 2000).…”