Talking vs typing : how voice- vs text-based educational robots shape student engagementMele, Cristina; Russo-Spena, Tiziana; Ranieri, Angelo; Di Bernardo, Irene; Hollebeek, Linda DesireeJournal of Service Management2026 / 24 p. : ill https://doi.org/10.1108/JOSM-02-2024-0082 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS