1. Afful, M.A., 2013. Orbital lifetime predictions of low earth orbit satellites and the effect of a deorbitsail. Master of Engineering Thesis. Stellenbosch University.
2. Aida, S., Kirschner, M., 2013. Accuracy assessment of SGP4 orbit information conversion into osculating elements. In: 6th European Conference on Space Debris.
3. Bernard, N., Maisonobe, L., Barbulescu, L., Bazavan, P., Scortan, S., Cefola, P.J., Casasco, M., Merz, K., 2015. Validating short periodics contributions in a draper semi-analytical satellite theory implementation: the orekit example. In: 25th International Symposium on Space Flight Dynamics ISSFD, At Munich, Germany.
4. Implementation of gauss-jackson integration for orbit propagation;Berry;J. Astronaut. Sci.,2004
5. Bouslog, S.A., Ross, B.P., Madden, C.B., 1994. Space debris reentry risk analysis. AIAA Paper 94-0591.