@inproceedings{SchirmTulliusHabgood2019, author = {Johannes Schirm and Gabriela Tullius and Jacob Habgood}, title = {Towards an objective measure of presence: examining startle reflexes in a commercial virtual reality game}, booktitle = {CHI PLAY ’19 : extended abstracts of the Annual Symposium on Computer-Human Interaction in Play}, pages = {671 -- 678}, doi = {10.1145/3341215.3356263}, year = {2019}, }