- Ríos-Ruiz, Itziar
Universidad de Zaragoza
- Getachew, Dr.Eng.Kabtamu
Jimma University
- Larsson, Fredrik
Chalmers University of Technology
- Mahir, UZUN
Bingöl University
- Martinez, Jose
Arecibo Observatory
- Refachinho de Campos, Paulo Roberto
Swansea University
- BAI, Hao
Institut National des Sciences...
- Gaspar, Pedro D.
Universidade da Beira Interior
- nestola, maria
Università della Svizzera...