Improvements in the realization of the triple point of water in metallic sealed cells at LNE-CnamCarolina Cappella, Fernando Sparasci, Laurent Pitre, Bruno Buée and Ahmed El MatarawyInt. J. Metrol. Qual. Eng., 6 4 (2015) 405DOI: https://doi.org/10.1051/ijmqe/2015026