الإتاحة: http://www.theses.fr/2019CLFAS004/documentTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=od_______212::58a1b36732d08f58346670dc609ab449Testhttps://tel.archives-ouvertes.fr/tel-02426256/documentTest
الإتاحة: https://theses.hal.science/tel-02426256Testhttps://theses.hal.science/tel-02426256/documentTesthttps://theses.hal.science/tel-02426256/file/2019CLFAS004_GONZALEZ_TORECILLA.pdfTest