How Long Will It Take to Fix This Bug?

Cathrin Weiß Rahul Premraj Thomas Zimmermann Andreas Zeller How Long Will It Take to Fix This Bug? 1 2007 conf/msr/2007 MSR http://doi.ieeecomputersociety.org/10.1109/MSR.2007.13 db/conf/msr/msr2007.html#WeissPZZ07