ANGAYARKANNI, M. New Oscillation Criteria for Second Order Neutral Type Dierence Equations. JOURNAL OF ADVANCES IN MATHEMATICS, [S. l.], v. 13, n. 4, p. 7346-7353, 2017. DOI: 10.24297/jam.v13i4.6290. Disponível em: https://rajpub.com/index.php/jam/article/view/6290. Acesso em: 31 oct. 2020.