Singh, V. ., Padalia, D. ., & Devlal, K. . (2017). Determination of Cu, Zn, Mn & Fe Metals in Soil Employing the EDXRF & FAAS Techniques and Comparative Study of Results. Journal of Nuclear Physics, Material Sciences, Radiation and Applications, 4(2), 383–391. https://doi.org/10.15415/jnp.2017.42033