@article{Graia1999,
    author = "Graia, M. and Driss, A. and Jouini, T.",
    title = "Polyphosphates de strontium Sr (P O3)2 formes beta et gamma",
    journal = "Acta Crystallographica, Section C: Crystal Structure Communications",
    year = "1999",
    volume = "55",
    pages = "1395-1398",
    ASTM_id = "ACSCEE"
}