Getting in touch with Cristian Troncoso Vasquez

We have read, on The Internet, a report which describes how to use APRS (Automatic Packet Reporting System). We hope APRS will allow us to track the high altitude balloon flight in our project. Mr. Cristian Troncoso Vasquez, a Chilean engineer, is the author of this report which was the thesis for his Master’s degree in Networks and Telecommunications Systems.
After reading his detailed report we are really keen on solving several doubts. That is why we have got in touch with him by e-mail. And now we are waiting for a quick answer…