• University of Linz (Austria);
• University of Aston (Birmingham, UK);
• Izmir Institute of Technology (Turkey);
• INRIA Research Institute (Lille, France);
• Warsaw University (Poland);
• Wroclaw University (Poland);
• Batumi University (Georgia);
• Karlsruhe University (Germany);
• University of Innsbruck (Austria);
• Cameron University (Lawton, USA);
• Koblenz University – Landau (Koblenz, Germany);
• Maria Curie-Skłodowska University (Lublin, Poland);
• Technical University of Kosice (Kosice, Slovakia);
• Danube University Krems (Austria);
• University of Krakow (Krakow, Poland);
• University of Keele (Newcastle-under-Lyme, UK)

2020

• Prof. T. M. Zabolotskyy – scientific internship “Statistical inference in mathematical finance” (28.09.2020-19.10.2020) at the Stockholm University (Sweden). Scientific adviser – Prof. Dr. Taras Bodnar.

2019

• Prof. H. A. Shynkarenko – scientific internship (12.11.2019-11.01.2020) at the Opole University of Technology (Poland);
• Prof. P. S. Venherskyi – scientific internship at the University of Wroclaw from April 20-27, 2019 (Scientific adviser – Professor Piotr Biller);
• Assoc. Muzychuk Yu. A. attended two summer schools: LxMLS’2019 – Ninth Lisbon Machine Learning School, July 11-18, 2019, Lisbon, Portugal, DeepLearn 2019 – 3rd International Summer School on Deep Learning, July 22-26, 2019, Warsaw, Poland;
• Assoc. Vavrychuk V. G. attended mathematics school: Winterschool on Hierarchical Matrices 2019, Kiel, FNR;
• Turchyn Y. V. – 28/01 / 2019-24 / 05/2019 science internship at Keele University (School of Mathematics and Computing), United Kingdom.

2018

• Prof. H. A. Shynkarenko – scientific internship (28.10.-22.12.2018) at the Opole University of Technology (Poland);
• Prof. R. S. Chapko – Science Internship (12.03.2018-30.03.2018) at the University of L’Aquilla (Italy);
• Assoc. V. M. Horlatch – scientific internship at the Department of Differential Equations, Faculty of Mathematics and Computer Science, University of Wroclaw, Poland, May 14-22, 2018. Scientific adviser – Professor Piotr Biller.

2017

• Prof. H. A. Shynkarenko – scientific internship (1.10.-30.11.2017) at the Opole University of Technology (Poland);
• Prof. R. S. Chapko – scientific Internship (17.04.2017-05.05.2017) at the University of L’Aquila (Italy);
• Assoc. M. V. Shcherbatyy – scientific internship (28.11.2016–2.12.2016) at the University of Wroclaw at the Faculty of Mathematics and Informatics (Poland);
• Ass. Yu. O. Yashchuk in October 2017 completed his internship at the University of L’Aquila (Italy).

2016

• Prof. R. S. Chapko was an intern at Warsaw University (Poland, 04/04/2016 – 09/04/2016).
• Prof. H. A. Shynkarenko was an intern at the Opole University of Technology (Poland, October 24, 2016 – December 23, 2016).
• Ass. Yu. O. Yashchuk in July-September 2016 completed a scientific internship at the University of L’Aquila (Italy).

2015

• Prof. R. S. Chapko received internships at Aston University (Birmingham, GB, 17.03-26.03.2015) and at the University of Linz (Linz, Austria, 1-30.04.2015).
• Assistant Yu. O. Yashchuk – completed internship at the University of L’Aquila (Italy) in March-May 2015 (8 weeks) and in September-October 2015 (3 weeks)
• Prof. H. A. Shynkarenko – scientific internship (26.10.2015-24.12.2015)) at the Opole University of Technology (Poland).