Ultra Long Duration Ballooning Technology Development Jones, W. V. ; Pierce, D. ; Gregory, D. ; Said, M. ; Fairbrother, D. ; Stuchlik, D. ; Reddish, J. ; Thompson, L. ; Estep, R. ; Merritt, B. ; Cathey, H. ; Bohaboj, T. ; Garde, G. ; Young, L. Abstract Publication: 29th International Cosmic Ray Conference (ICRC29), Volume 3 Pub Date: 2005 Bibcode: 2005ICRC....3..405J