Anna Lisa Ferrara Matthew Green Susan Hohenberger Michael Østergaard Pedersen Practical Short Signature Batch Verification. 309-324 2009 CT-RSA http://dx.doi.org/10.1007/978-3-642-00862-7_21 conf/ctrsa/2009 db/conf/ctrsa/ctrsa2009.html#FerraraGHP09