@article {martín2001topology,
	title = {A topology-based filling algorithm},
	journal = {Computers \& Graphics},
	volume = {25},
	number = {3},
	year = {2001},
	pages = {493{\textendash}509},
	publisher = {Elsevier},
	author = {Marcos Martin-Fernandez and Miguel Angel Martin-Fernandez and Carlos Alberola-Lopez and Juan Ruiz-Alzola}
}
