Curvature homogeneous pseudo-Riemannian manifolds which are not locally homogeneous, published in Complex, Contact and Symmetric Manifolds, Birkhauser (2005), 145--152, ISBN:0-8176-3850-4. (on the arxiv at http://www.arxiv.org/abs/math.DG/0306072. Joint with P. Gilkey.
Curvature homogeneous signature (2,2) manifolds, published in Differential Geometry and its Applications, Proceedings of the 9th International Conference (2004), 29--44, ISBN: 80-86732-63-0. (on the arxiv at http://www.arxiv.org/abs/math.DG/0408316). Joint with P. Gilkey, and S. Nikcevic.
The spectral geometry of the Riemann curvature operator in the higher signature setting, published in Nonlinear Funct. Anal. and Appl., Vol. 10, No. 5 (2005), 701--716. (on the arxiv at http://www.arxiv.org/abs/math.DG/0312249). Joint with P. Gilkey, R. Ivanova, and S. Nikcevic.
The spectral geometry of the canonical Riemannian submersion of a compact Lie group, published in J. Geometry and Physics 57 (2007), 2065-2076. On the web at: http://www.mis.mpg.de/preprints/2006/prepr2006_116.html. Joint with P. Gilkey and JH. Park.
Spectral geometry, homogeneous spaces, and differential forms with finite Fourier series, J. Phys. A: Math. Theor. 41 (2008) 135204. Joint with P. Gilkey and JH. Park.
A new family of curvature homogeneous pseudo-Riemannian manifolds, Rocky Mountain Journal of Mathematics, Volume 39 (2009), 1443--1465.
The linear independence of sets of two and three canonical algebraic curvature tensors, Electronic Journal of Linear Algebra, Volume 20 (2010), 436--448. Joint with A. Diaz.
Equivalence classes of latin squares and nets in CP^2, Annales de la Faculte des Sciences de Toulouse, Vol XXIII, no. 2, 2014, pp. 335--351. On the arxiv at http://www.arxiv.org/abs/math.CO/0703142. Joint with M. Miller, M. Wakefield, and S. Zwicknagl.
On the structure groups of direct sums of canonical algebraic curvature tensors, Beitrage zur Algebra und Geometrie (Contributions to Algebra and Geometry), Volume 56, Issue 1 (2015), pp. 199--216. Joint with C. Franks, and J. Palmer.
Singer invariants and various types of curvature homogeneity, 2013. Joint with C. McDonald. Annals of Global Analysis and Geometry, Volume 45, Issue 4 (2014), pp 303-317.
Introduction to Analysis, 2016 (textbook in introductory undergraduate analysis with a short introduction to proof), CRC Press. ISBN: 9781498732017. See https://www.crcpress.com/Introduction-to-Analysis/Dunn/p/book/9781498732017 for more information.
On the faithfulness of the representation of Gl(n) on the space of curvature tensors. 2016. Joint with D. Elderfield and R. Martin-Hagemeyer. Involve, a Journal of Mathematics 11-5 (2018), 775--785. DOI 10.2140/involve.2018.11.775
Sharp sectional curvature bounds and a new proof of The Spectral Theorem. Joint with M. Calle. Involve, a Journal of Mathematics, Volume 13 (2020), No. 3, 445--454. DOI: 10.2140/involve.2020.13.445
A common generalization of curvature homogeneity theories. Joint with S. Sbiti and A. Luna. Journal of Geometry, 111, Article number: 15 (2020). DOI: https://doi.org/10.1007/s00022-020-0528-5
Algebraic restrictions on geometric realizations of curvature models. Archivum Mathematicum, vol. 57 (2021), issue 3, pp. 175-194. Joint with Z. Smith.