A PSO/Snake Hybrid Algorithm for Determining Differential Rotation of Coronal Bright Points. - Ehsan Shahamatnia; Ivan Dorotovic; Rita A. Ribeiro; José Manuel Fonseca (IJCCI, 2013)

Data Inconsistency in Sunspot Detection‎. - Ehsan Shahamatnia; Ivan Dorotovic; André Mora; José Manuel Fonseca; Rita Almeida Ribeiro (IEEE Conf. on Intelligent Systems (2), 2014)

Evaluative Study of PSO/Snake Hybrid Algorithm and Gradient Path Labeling for Calculating Solar Differential Rotation. - Ehsan Shahamatnia; André Mora; Ivan Dorotovic; Rita A. Ribeiro; José Manuel Fonseca (Trans. Comput. Collect. Intell., 2016)

Software tool for automatic detection of solar plages in the Coimbra Observatory spectroheliograms. - Teresa Barata; Sara Carvalho; Ivan Dorotovic; Fernando J. G. Pinheiro; A. Garcia; João Fernandes 003; Ana M. Lourenço (Astron. Comput., 2018)

Gradient Path Labelling method and tracking method for calculation of solar differential rotation using coronal bright points. - Ivan Dorotovic; A. Coelho; J. Rybák; André Mora; Rita A. Ribeiro (Astron. Comput., 2018)