W. Godoy, Pr. Univ Sao Paolo, from Dec 2019
M. Tome, PhD student, Univ Sao Paolo, from Dec 2019
I.D. Weber, Master student, Univ Sao Paolo, from Dec 2019
M. Tuda, PhD student, Univ Sao Paolo, from Jun 2019 until July 2019
H. Lins Vieira, PhD student, Univ Sao Paolo, from January until Aug 2019