Global supply chain analysis of nickel: importance and possibility of controlling the resource logisticsK. Nakajima, Y. Otsuka, Y. Iwatsuki, K. Nansai, H. Yamano, K. Matsubae, S. Murakami and T. NagasakaMetall. Res. Technol., 111 6 (2014) 339-346DOI: https://doi.org/10.1051/metal/2014036