Contraction Maps on Ifqm-spaces with Application to Recurrence Equations of Quicksort. - Salvador Romaguera; Pedro Tirado (MFCSIT, 2006)

The average running time of an algorithm as a midpoint between fuzzy sets. - Pedro Tirado; Óscar Valero (Math. Comput. Model., 2009)

Application of the Banach Fixed Point Theorem on Fuzzy Quasi-metric Spaces to Study the Cost of Algorithms with Two Recurrence Equations. - Francisco Castro-Company; Salvador Romaguera; Pedro Tirado (IJCCI (ICFC-ICNC), 2010)

The Banach Contraction Principle in Fuzzy Quasi-metric Spaces and in Product Complexity Spaces: Two Approaches to Study the Cost of Algorithms with a Finite System of Recurrence Equations. - Francisco Castro-Company; Salvador Romaguera; Pedro Tirado (IJCCI (Selected Papers), 2010)

The bicompletion of fuzzy quasi-metric spaces. - Francisco Castro-Company; Salvador Romaguera; Pedro Tirado (Fuzzy Sets Syst., 2011)

Complete partial metric spaces have partially metrizable computational models. - Salvador Romaguera; Pedro Tirado; Óscar Valero (Int. J. Comput. Math., 2012)

New results on the mathematical foundations of asymptotic complexity analysis of algorithms via complexity spaces. - Salvador Romaguera; Pedro Tirado; Óscar Valero (Int. J. Comput. Math., 2012)

On Yager and Hamacher t-Norms and Fuzzy Metric Spaces. - Francisco Castro-Company; Pedro Tirado (Int. J. Intell. Syst., 2014)

A new model based on a fuzzy quasi-metric type Baire applied to analysis of complexity. - Pedro Tirado (J. Intell. Fuzzy Syst., 2014)

The Meir-Keeler Fixed Point Theorem for Quasi-Metric Spaces and Some Consequences. - Salvador Romaguera; Pedro Tirado (Symmetry, 2019)