A recursive algorithm for the inversion of matrices with circulant blocks. - Nikolaos L. Tsitsas; Emmanouil G. Alivizatos; Grigoris I. Kalogeropoulos (Appl. Math. Comput., 2007)

Eliminating Unphysical Oscillations Arising in Galerkin Solutions to Classical Integral Equations of Antenna Theory: An Asymptotic Study. - George Fikioris; Panagiotis J. Papakanellos; Themistoklis K. Mavrogordatos; Nikolaos L. Tsitsas; Demosthenes Koulikas (SIAM J. Appl. Math., 2011)

On convergence and inherent oscillations within computational methods employing fictitious sources. - George Fikioris; Nikolaos L. Tsitsas (Comput. Math. Appl., 2015)

"Unlocking" the Ground: Increasing the Detectability of Buried Objects by Depositing Passive Superstrates. - Constantinos A. Valagiannopoulos; Nikolaos L. Tsitsas; Ari H. Sihvola (IEEE Trans. Geosci. Remote. Sens., 2016)

DIFCURV: A unified framework for Diffusion Curve Fitting and prediction in Online Social Networks. - Charalambos Christoforou; Kalliopi Malerou; Nikolaos L. Tsitsas; Athena Vakali (Array, 2021)

A new method of internal auxiliary source-sinks (MIASS) for two-dimensional interior Dirichlet acoustic problems. - Yuri A. Eremin; George Fikioris; Nikolaos L. Tsitsas; Thomas Wriedt (J. Comput. Appl. Math., 2021)

New scheme of the discrete sources method for two-dimensional scattering problems by penetrable obstacles. - Yuri A. Eremin; Nikolaos L. Tsitsas; Minas Kouroublakis; George Fikioris (J. Comput. Appl. Math., 2023)

A Brain Storm and Chaotic Accelerated Particle Swarm Optimization Hybridization. - Alkmini Michaloglou; Nikolaos L. Tsitsas (Algorithms, 2023)

Fundamentals of a Null Field Method-Surface Equivalence Principle Approach for Scattering by Dielectric Cylinders. - Minas Kouroublakis; Nikolaos L. Tsitsas; George Fikioris (CoRR, 2024)