Air Vehicle Design and Technology Considerations for an Electric VTOL Metro-Regional Public Transportation System
1972 ◽
Vol 6
(1)
◽
pp. 81-102
◽
2013 ◽
Vol 6
(13)
◽
pp. 2366-2372
2004 ◽
Vol 69
(580)
◽
pp. 125-131
◽