Authors: OBERLE HJ OPFER G

Citation: Hj. Oberle et G. Opfer, NONNEGATIVE SPLINES, IN PARTICULAR OF DEGREE-5, Numerische Mathematik, 79(3), 1998, pp. 427-450

Authors: OBERLE HJ TAUBERT K

Citation: Hj. Oberle et K. Taubert, EXISTENCE AND MULTIPLE SOLUTIONS OF THE MINIMUM-FUEL ORBIT TRANSFER PROBLEM, Journal of optimization theory and applications, 95(2), 1997, pp. 243-262