ANANTHAN*, V.; KANDASAMY, S. UNCOUNTABLY MANY POSITIVE SOLUTIONS OF FIRST ORDER NONLINEAR NEUTRAL DELAY DIFFERENCE EQUATIONS. International Journal of Mathematical Archive, [S. l.], v. 7, n. 8, 2016. Disponível em: http://ijma.info/index.php/ijma/article/view/4400. Acesso em: 19 may. 2026.