00366nam a2200121Ia 4500008004100000041001200041082001700053100001400070245009800084260003000182440000900212650002300221240126s9999    xx            000 0 und d  aEnglish  aPRMBA20-2865  aRitu L J. 0aPrediction of customer churn: based on after sales service in mobile industrybBiplab Sarkar.  bPES UniversityaBangalore  aNULL  aBusiness Analytics