@article{Fischmeister1962,
    author = "Fischmeister, H.F.",
    title = "Roentgenkristallographische Ausdehnungsmessungen an einigen Alkalisulfaten",
    journal = "Monatshefte fuer Chemie",
    year = "1962",
    volume = "93",
    pages = "420-434",
    ASTM_id = "MOCHAP"
}

@article{Vegas2001,
    author = "Vegas, A. and Grzechnik, A. and Syassen, K. and Loa, I. and Hanfland, M. and Jansen, M.",
    title = "Reversible phase transitions in Na2 S under pressure: a comparison with the cation array in Na2 S O4",
    journal = "Acta Crystallographica, Section B: Structural Science",
    year = "2001",
    volume = "57",
    pages = "151-156",
    ASTM_id = "ASBSDK"
}