• University of Brasilia, Brasilia, Brazil, 10 August 2018 - 6th November, 2018.
• University of Brasilia, Brasilia, Brazil, 19 March 2018 - 26 June, 2018.
• University of Pau and Pays de l’Adour, Pau UMR CNRS 5142, France, 08 June, 2016-31 July, 2016.
• University of Pau and Pays de l’Adour, Pau UMR CNRS 5142, France, 01 June, 2015-30 June, 2015.