@conference {722, title = {Understanding statistical disclosure: A least squares approach}, booktitle = {Privacy Enhancing Technologies Symposium (PETS)}, year = {2012}, month = {07/2012}, pages = {38{\textendash}57}, address = {Vigo, Spain}, author = {Fernando P{\'e}rez-Gonz{\'a}lez and Carmela Troncoso} }