Teacher discussion facilitation: a new measure and its associations with students’ perceived understanding, interest, and engagement - Finn, Amber N. and Schrodt, Paul (Communication Education, 2016)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA4MC8wMzYzNDUyMy4yMDE2LjEyMDI5OTc