Yeturu Maheshkumar Vadlamani Ravi A Modified Harmony Search Threshold Accepting Hybrid Optimization Algorithm. 298-308 2011 MIWAI http://dx.doi.org/10.1007/978-3-642-25725-4_26 conf/miwai/2011 db/conf/miwai/miwai2011.html#MaheshkumarR11