Volume 16, Issue 1, January 2020, Pages 49-60
Raghavendra Kumar Gunda; A Vijayalakshmi
Volume 12, Issue 2, April 2016, Pages 61-74
GUNDA RAGHAVENDRA KUMAR; J.N. SURESH KUMAR; V. SATYANARAYANA; G. SWARUPA RANI; B. SATYA PRASAD