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Lavoro svolto sotto contratto EURATOM, al Centro Europeo di Trattamento dell'Informazione Scientifica (CETIS), Stabilimento di Ispra del Centro Comune di Ricerche.
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Orthmann, S. Confronto di alcuni metodi per l'approssimazione di funzioni. Calcolo 5 (Suppl 2), 949–959 (1968). https://doi.org/10.1007/BF02576608
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DOI: https://doi.org/10.1007/BF02576608