@conference{SpMÃ14,
	author = {Josef Spillner and Johannes Müller},
	title = {PICav: Precise, Iterative and Complement-based Cloud Storage Availability Calculation Scheme},
	booktitle = {7th IEEE/ACM International Conference on Utility and Cloud Computing (UCC)},
	year = {2014},
	pages = {443-450},
	address = {London, UK},
	month = {12}
}