@article {EzRe-04,
	title = {A Deadlock Avoidance Approach for Non-Sequential Resource Allocation Systems},
	journal = {IEEE Transactions on Systems, Man and Cybernetics. Part-A: Systems and Humans},
	volume = {34},
	year = {2004},
	month = {1},
	author = {J. Ezpeleta and L. Recalde}
}

