@article{Rouxel1971,
    author = "Rouxel, J. and le Blanc, A. and Royer, A.",
    title = "Etude generale de systemes Mx Nb S2 (M element de transition de la premiere periode)",
    journal = "Bulletin de la Societe Chimique de France (Vol=Year)",
    year = "1971",
    volume = "1971",
    pages = "2019-2022",
    ASTM_id = "BSCFAS"
}

@article{vanLaar1971,
    author = "van Laar, B. and Rietveld, H.M. and Ijdo, D.J.W.",
    title = "Magnetic and crystallographic structure of Mex Nb S2 and Mex Ta S2",
    journal = "Journal of Solid State Chemistry",
    year = "1971",
    volume = "3",
    pages = "154-160",
    ASTM_id = "JSSCBI"
}