| Issue Date | Title | Author(s) | Type | Access |
| 2005 | Explicit inverse of a tridiagonal k-Toeplitz matrix | Fonseca, C. M. da ; Petronilho, J. | article | openAccess |
| 2001 | Explicit inverses of some tridiagonal matrices | Fonseca, C. M. da ; Petronilho, J. | article | openAccess |
| 2009 | Face counting on an Acyclic Birkhoff polytope | Costa, Liliana ; Fonseca, C. M. da ; Martins, Enide Andrade | article | openAccess |
| 2008 | Fibonacci numbers, alternating parity sequences and faces of the tridiagonal Birkhoff polytope | Fonseca, C. M. da ; Sá, E. Marques de | article | openAccess |
| 1998 | The inertia of certain Hermitian block matrices | Fonseca, C. M. da | article | openAccess |
| 2000 | The inertia of Hermitian block matrices with zero main diagonal | Fonseca, C. M. da | article | openAccess |
| 2006 | An interlacing theorem for matrices whose graph is a given tree | Fonseca, C. M. da | article | openAccess |
| 15-Dec-2008 | The inverse eigenvalue problem for Hermitian matrices whose graphs are cycles | Fernandes, Rosário ; Fonseca, C. M. da | article | openAccess |
| 2005 | A note on the multiplicities of the eigenvalues of a graph | Fonseca, C. M. da | article | openAccess |
| 2007 | On (0,1)-matrices with prescribed row and column sum vectors | Fonseca, C. M. da ; Mamede, Ricardo | preprint | openAccess |
| 2005 | On a conjecture about the µ-permanent | Fonseca, C. M. da | article | openAccess |
| 2007 | On the eigenvalues of some tridiagonal matrices | Fonseca, C. M. da | article | openAccess |
| 2006 | On the inertia sets of some symmetric sign patterns | Fonseca, C. M. da | article | openAccess |
| 2006 | On the location of the eigenvalues of Jacobi matrices | Fonseca, C. M. da | article | openAccess |
| 2008 | On the multiplicities of eigenvalues of a Hermitian matrix whose graph is a tree | Fonseca, C. M. da | article | openAccess |
| 2008 | One size resolvability of graphs | Kwancharone, S. ; Saenpholphat, V. ; Fonseca, C. M. da | preprint | openAccess |
| Dec-2013 | The eigenpairs of a Sylvester–Kac type matrix associated with a simple model for one-dimensional deposition and evaporation | Fonseca, C. M. da ; Mazilu, Dan A. ; Mazilu, Irina ; Williams, H. Thomas | article | openAccess |
