Mishkova-Yotova, I. and Slavova Peneva, M. 2024. PROJECT-ORIENTED LEARNING THROUGH VIRTUAL AND AUGMENTED REALITY (VR/AR) AND 3D EDUCATIONAL EXPERIENCE USING THE ZSPACE® INSPIRE LAPTOP IN A LESSON UNIT WITH ENVIRONMENTAL CONTENT. KNOWLEDGE - International Journal . 65, 5 (Aug. 2024), 511–516.