Veeam backup Oracle DB in a VM is easy and reliable way to protect data
Veeam - Why backup Oracle DB in a VM with Veeam B&R is easy and reliable way to protect your data
Probabilistic Aggregation in Distributed Networks Ling Huang, Ben Zhao, Anthony Joseph and John Kubiatowicz {hling, ravenben, adj, kubitron}@eecs.berkeley.edu.
Data Recovery Techniques By Danny Seltzer and Evan Hollander.