available online in the IEEE digital library

Jeremiah Diephuis, Georgi Kostov and Gabriel Mittermair
All AR-Board: Seamless AR Marker Integration into Board Games
https://conferences.computer.org/vrpub/pdfs/VRW2021-2ANNoldm4A10Ml9f63uYC9/136700a410/136700a410.pdf

Huoston Rodrigues
A pipeline for facial animations on low budget VR productions
https://conferences.computer.org/vrpub/pdfs/VRW2021-2ANNoldm4A10Ml9f63uYC9/136700a413/136700a413.pdf

Zhang Yanxiang and Yan Ling
Interactive Narrative Facial Expression Animation Generation by Intuitive Curve Drawing
https://conferences.computer.org/vrpub/pdfs/VRW2021-2ANNoldm4A10Ml9f63uYC9/136700a406/136700a406.pdf

Dixuan Cui, David Whittinghill, Atsushi Fukada, Christos Mousas and Nicoletta Adamo
Effects of Virtual Instructor’s Facial Expressions in a 3D Game on Japanese Language Learning
https://conferences.computer.org/vrpub/pdfs/VRW2021-2ANNoldm4A10Ml9f63uYC9/136700a401/136700a401.pdf