Kos, Sonia Raifur, et al. “IMPACT OF EVENTS SUBSEQUENT DISCLOSURE ON ABNORMAL RETURN: STUDY IN IBOVESPA COMPANIES”. REVISTA AMBIENTE CONTÁBIL - Universidade Federal Do Rio Grande Do Norte, vol. 9, no. 2, July 2017, pp. 60-79, doi:10.21680/2176-9036.2017v9n2ID9896.