Prodessor Matsuki San, thank you for your message, I will be on tokyo since december with a group with whom I travel, but in 2 to 9 of january i will be on my own, and I will be pleacent to can meet you and can see a little more of the work you do. If you have some space in your agenda for this time, i will be glade to attend.

Thank you again for this oportunity, you can write me to sergio.aldana@cunprogreso.edu.gt