@conference{
	11311_645747,
	author = {Topputo, Francesco and BERNELLI ZAZZERA, Franco},
	title = {A Method to Solve Nonlinear Optimal Control Problems in Astrodynamics},
	year = {2012},
	publisher = {Univelt},
	address = {San Diego},
	booktitle = {Dynamics and Control of Space Systems 2012},
	isbn = {9780877035879},	
	pages = {1531--1543}
}