Torkar, K. books & textbook
Scientific Ballooning (1995)
Riedler, W. Torkar, K. M. Torkar, K.M.
Pergamon Pr /1995-07-01 Paperback / 122 Pages
isbn-10: 0080426530 / isbn-13: 9780080426532
Balloon Technology and Observations
Riedler, W. Torkar, K. M. Torkar, K.M.
Pergamon Pr /1993-12-01 Paperback / 220 Pages
isbn-10: 0080424732 / isbn-13: 9780080424736
Scientific Ballooning IV: Proceedings of Symposium 7 of the Cospar Twenty-Fifth Plenary Meeting Held in Graz, Austria, 25 June - 7 July 1984
Pergamon Pr /1985-06-01 Paperback / 140 Pages
isbn-10: 0080327532 / isbn-13: 9780080327532
