I. C. Paiva et al., "Earnings management and corporate governance: Portuguese unlisted firms", in 2020 15th Iberian Conf. on Information Systems and Technologies (CISTI), Álvaro Rocha, Bernabé Escobar Peréz, Francisco Garcia Peñalvo, Maria del Mar Miras, Ramiro Gonçalves, Ed., Sevilla, IEEE, 2020