@article{Mall2019, author = "Kshitij Mall", title = "{Advancing Optimal Control Theory Using Trigonometry For Solving Complex Aerospace Problems}", year = "2019", month = "1", url = "https://hammer.purdue.edu/articles/thesis/Advancing_Optimal_Control_Theory_Using_Trigonometry_For_Solving_Complex_Aerospace_Problems/7418204", doi = "10.25394/PGS.7418204.v1" }