S.  Morlat-Therias, Fanton, E., Tomer, N. S., Rana, S., Singh, R. P., and Gardette, J. Luc, ?Photooxidation of vulcanized EPDM/montmorillonite nanocomposites?, Polymer Degradation and Stability, vol. 91, no. 12, pp. 3033-3039, 2006.

S. A. S.  Alariqi, A. Kumar, P., Rao, B. S. M., Tevtia, A. K., and Singh, R. P., ?Stabilization of gamma-sterilized biomedical polyolefins by synergistic mixtures of oligomeric stabilizers?, Polymer Degradation and Stability, vol. 91, no. 10, pp. 2451-2464, 2006.