Subedi, D. B., D. B. Pokharel, and J. Bhattarai. “Study of Corrosion Inhibition Mechanism of Sputter-Deposited W-42Cr-5Ni and Cr-10Zr-10w Alloys by Sodium Nitrite As Green Inhibitor in 0.5 M NaCl and 1 M NaOH Solutions”. International Journal of Applied Sciences and Biotechnology, vol. 2, no. 4, Dec. 2014, pp. 537-43, doi:10.3126/ijasbt.v2i4.11531.