TY - JOUR T1 - The Quantitative Estimation of Small Quantities of Nickel in Organic Substances JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 77 IS - 519 SP - 420 EP - 423 PY - 1906/04/12/ UR - http://dx.doi.org/10.1098/rspb.1906.0030 M3 - doi:10.1098/rspb.1906.0030 AU - Armit, H. AU - Harden, A. ER -