By Gruber Robert   in Wiener klinische Wochenschrift

ISSN:0043-5325|122|19-20|551-557

Springer Publishing Company ‎(2010)‎

Access to resources Favorite 14.451794

By Gruber Robert   Woltornist Victor   in Journal of the American Helicopter Society

ISSN:2161-6027|12|3|16-25

AHS International‎(1967)‎

Access to resources Favorite 11.561436