The significance of the ellipsoid shape of the Earth in aerial navigation /
Kiefer, L.
Coates, J. B.
Farnborough Royal Aircraft Establishment
1979
Originally published in Dissertation, Publication no.166, series C, German Geodetic Commission, 1971 as Die Berück-sichtigung der Ellipsoidgestalt der Erde in der Flugnavigation
Navigation (Aeronautics)