**Articles Published in Refereed Journals**

Galliffa, D. (Primary Author), and Cannon, J. R., An Existence Theorem for a Nonlocal Global Pandemic Model for Insect-Borne Diseases, to appear in the* International Journal of Differential Equations*.

Galiffa, D. (Primary Author), and Riston, T. N.*, An Elementary Approach to Characterizing the Sheffer A-Type 0 Orthogonal Polynomial Sequences, to appear in *Involve: A Journal of Mathematics.*

Galiffa, D. (Co-Principal Author), Ong, B. W. (Co-Principal Author), A Characterization of an Askey-Wilson Difference Equation,* Journal of Difference Equations and Applications*, 20, p. 1372-1381, 2013.

Galiffa, D. (Primary Author), Blackstone, E. J.*, Two Differential Equations for the Linear Generating Function of the Charlier Polynomials. *Applied Mathematics E-Notes*, 13, p. 60-67, ISSN 1607-2510, 2013.

Cannon, J.R. (Co-principal Author) and Galiffa, D. (Co-principal Author), An Epidemiology Model Suggested by Yellow Fever. *Journal of Mathematical Methods in the Applied Sciences*, 35(2):196-206 (2012).

Cannon, J.R. (Co-principal Author) and Galiffa, D. (Co-principal Author), On a Numerical Method for a Homogeneous, Nonlocal, Nonlinear, Elliptic Boundary Value Problem. *Journal of Nonlinear Analysis; Theory Methods and Applications*, 74:1702-1703 (2011).

Gallifa, D., The Sheffer B-Type 1 Orthogonal Polynomial Sequences, Thesis (Ph.D.) University of Central Florida. 2009. 117 pp. ISBN: 978-1109-16162-5, Proquest® LLC.

Cannon, J.R. (Co-principal Author) and Galiffa, D. (Co-principal Author), A Numerical Method for a Nonlocal EllipticBoundry Value Problem. *Journal of Integral Equations and Application*, 20(2):243-262 (2008).

* - Denotes a student author

**Books**

Galiffa, D.J., On the Higher-Order Sheffer Orthogonal Polynomial Sequences, Springer Briefs in Mathematics, Springer, 2013.

**Parts of Books**

Galliffa, D. (Primary Author), and Cannon, J. R., Nonlocal Modeling of Insect Borne Diseases, in “Fevers: Types, Treatments and Health Risks,” *Nova Science Publishers*, *Inc.*, 2013.

Galiffa, D.J. Pregnancy. Article in Encyclopedia of Mathematics and Society, Salem Press, 3 pages. (2011).

Galiffa, D.J. Atomic Bomb. Article in Encyclopedia of Mathematics and Society, Salem Press, 3 pages (2011).

Galiffa, D.J. Aircraft Carriers. Article in Encyclopedia of Mathematics and Society, Salem Press, 3 pages (2011).