Practical Plant Physiology R. Sivakumar, P. Boominathan, C. N. Chandrasekhar E-Book (epub)

Infinite Matrices and Their Recent Applications P. N. Shivakumar, K. C. Sivakumar, Yang Zhang E-Book (pdf)

Excellence in Scholarship Sivakumar Alagumalai, Stephanie Burley, John P. Keeves E-Book (pdf)