@article {grisetti2020solver,
	title = {Least Squares Optimization: from Theory to Practice},
	journal = {Robotics},
	volume = {9},
	number = {3},
	year = {2020},
	month = {July},
	pages = {51},
	doi = {10.3390/robotics9030051},
	url = {https://www.mdpi.com/2218-6581/9/3/51},
	author = {Grisetti, Giorgio and Guadagnino, Tiziano and Aloise, Irvin and Colosi, Mirco and Della Corte, Bartolomeo and Schlegel, Dominik}
}
