Patent - Automated balloon inflation device
http://www.patentgenius.com/patent/5653272.html

Patent - Automated balloon inflator system
http://www.freepatentsonline.com/8132599.html

Pneumaticke dily
http://www.uxcell.com/pneumatics-c-1920_1921.html

AUTOMATED BALLOONSONDE LAUNCHER
http://passionforengineering.com/Automated-Balloonsonde-Launcher.php

Automated Weather Balloon Radiosonde Launcher Development
http://www.arm.gov/publications/proceedings/conf08/extended_abs/foote_jp.pdf

Vzducholoďě - bývalí studenti ČVUT
http://www.airshipclub.com/
(Kontakt na lidi ohledně hélia a práce s nim, zkušenosti s pneumatickými systémy apod.)