NARESH, Ram; PANDEY, Surabhi; MISRA, A. K. K. Analysis of a Vaccination Model for Carrier Dependent Infectious Diseases with Environmental Effects. Nonlinear Analysis: Modelling and Control, [S. l.], v. 13, n. 3, p. 331–350, 2008. DOI: 10.15388/NA.2008.13.3.14561. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/14561.. Acesso em: 16 may. 2024.