@inbook {1255,
	title = {An Improved {\textquoteleft}Gas of Circles{\textquoteright} Higher-Order Active Contour Model and its Application to Tree Crown Extraction},
	booktitle = {Proceedings of Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP)},
	year = {2006},
	note = {doi: 10.1007/11949619_14},
	month = {2006///},
	pages = {152 - 161},
	publisher = {Springer Verlag},
	organization = {Springer Verlag},
	address = {Berlin; Heidelberg; New York}
}
