Vasconcelos PB, Roman JE, d'Almeida FD. Integral Operator Spectral Computations using PETSc/SLEPc libraries. In: Proenca A, Pina A, Tobio J.G, Ribeiro L, editors. IBERGRID: 4th Iberian Grid Infrastructure Conference Proceedings.; 2010. 3. p. 395-403p. Edit

Romero E, Cruz MB, Roman JE, Vasconcelos PB. A Parallel Implementation of the Jacobi-Davidson Eigensolver for Unsymmetric Matrices. In: Palma JMLaginha, Daydé M, Marques O, Lopes JCorreia, editors. High Performance Computing for Computational Science – VECPAR 2010: 9th International conference, Berkeley, CA, USA, June 22-25, 2010, Revised Selected Papers. Vol 6449. Springer Berlin Heidelberg; 2011. 3. p. 380-393p. (Lecture Notes in Computer Science; vol 6449).Edit

Vasconcelos PB, Marques O, Roman JE. Parallel Eigensolvers for a Discretized Radiative Transfer Problem. In: Palma JMLaginha, Amestoy PR, Daydé M, Mattoso M, Lopes JCorreia, editors. High Performance Computing for Computational Science - VECPAR 2008: 8th International Conference, Toulouse, France, June 24-27, 2008. Revised Selected Papers. Vol 5336. Springer Berlin Heidelberg; 2008. 3. p. 336-348p. (Lecture Notes in Computer Science; vol 5336).Edit

Vasconcelos PB, d'Almeida FD, Roman JE. A Jacobi-Davidson type method with a correction equation tailored for integral operators. Numerical Algorithms. 2013;64:85-103.Edit