Citation: Lacorre, P; Torrance, J B; Pannetier, J; Nazzal, A I; Wang, P W; Huang, T C (1991). Synthesis, crystal structure and properties of metallic PrNiO~3~: comparison with metallic NdNiO~3~ and semiconducting SmNiO~3~. Journal of Solid State Chemistry, 91, pp. 225-237.