| Journal: | Umbral científico |
| Database: | PERIÓDICA |
| System number: | 000229945 |
| ISSN: | 1692-3375 |
| Authors: | Dussán, María Antonieta |
| Year: | 2003 |
| Number: | 3 |
| Pages: | 69-76 |
| Country: | Colombia |
| Language: | Español |
| Document type: | Artículo |
| Approach: | Descriptivo |
| Disciplines: | Educación |
| Keyword: | Educación especial, Dispositivos ópticos, Visión, Sistema Braille |
| Keyword: | Education, Special education, Optical devices, Vision, Braille system |
| Full text: | Texto completo (Ver HTML) |
