Ghawana, S and Paul, A and Kumar, Hitesh and Kumar, A and Singh, H and Bhardwaj , P K and Rani, A and Singh, R S and Raizada, J and Singh, K and Kumar , Sanjay (2011) An RNA isolation system for plant tissues rich in secondary metabolites. BMC Research Notes, 4. p. 85.

Singh, K and Raizada, J and Bhardwaj , P and Ghawana, S and Rani, A and Singh, H and Kaul, Kiran and Kumar, Sanjay (2004) 26S rRNA-based internal control gene primer pair for reverse transcription-polymerase chain reaction-based quantitative expression studies in diverse plant species. Analytical Biochemistry, 335. pp. 330-333.