Candello, Heloisa, Claudio Pinhanez, Mauro Pichiliani, Paulo Cavalin, Flavio Figueiredo, Marisa Vasconcelos, and Haylla Do Carmo. " The Effect of Audiences on the Interaction with Chatbots in Physical Spaces." Companion Proceedings of the 18th Brazilian Symposium on Human Factors in Computing Systems, Vitória, 2019. SBC, 2019, pp.172-173.