Browsing by Author Hellal, Othman
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| Issue Date | Title | Author(s) |
|---|---|---|
| 2016-06-02 | ETUDE DE LA LIBERATION DE L’ISATINE ET SON DERIVE (ISATINE-3-HYDRAZONE) PAR UNE MATRICE POLYMERIQUE (ETHYL CELLULOSE) | Maiti, Lakhdar; Hellal, Othman |