@conference {657,
	title = {Multimedia operator chain topology and ordering estimation based on detection and information theoretic tools},
	booktitle = {International Workshop on Digital-forensics and Watermarking},
	year = {2012},
	address = {Shanghai, China},
	author = {Pedro Comesa{\~n}a and Fernando P{\'e}rez-Gonz{\'a}lez}
}
