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Malik, S and Sharma, S and Sharma, Madhu and Ahuja, Paramvir Singh (2010) Direct shoot regeneration from intact leaves of Arnebia euchroma (Royle) Johnston using thidiazuron. Cell Biology International, 34 (5). pp. 537-542.

Singh, R S and Gara, R K and Bhardwaj, P K and Kumar, R and Malik, S and Ahuja, Paramvir Singh and Sharma, Madhu and Kumar, Sanjay (2010) Expression of 3-hydroxy-3-methylglutaryl-CoA reductase, p-hydroxybenzoate-m-geranyltransferase and genes of phenylpropanoid pathway exhibits positive correlation with shikonins content in arnebia [Arnebia euchroma (Royle) Johnston]. BMC Molecular Biology, 32. pp. 292-296.

Sharma , N and Sharma, U K and Malik, S and Bhushan, Shashi and Kumar, Vinod and Verma , S C and Sharma, N and Sharma, Madhu and Sinha, Arun K (2008) Isolation and purification of acetylshikonin and b-acetoxyisovalerylshikonin from cell suspension cultures of Arnebia euchroma (Royle) Johnston using rapid preparative HPLC. Journal of Separation Science, 31. pp. 629-635.

Malik, S and Sharma, N and Sharma , U K and Singh , NP and Bhushan, Shashi and Sharma, Madhu and Sinha, Arun K and Ahuja, Paramvir Singh (2010) Qualitative and quantitative analysis of anthraquinone derivatives in rhizomes of tissue culture-raised Rheum emodi Wall. plants. Journal of Plant Physiology, 167. pp. 749-756.

Malik, S and Kumar, R and Vats, S K and Bhushan, Shashi and Sharma , Mohit and Ahuja, Paramvir Singh (2009) Regeneration in Rheum emodi Wall.: A step towards conservation of an endangered medicinal plant species. Engineering in Life Sciences, 9 (2). pp. 130-134.