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Descripción completa.

Descripción completa.

Descripción completa.

Descripción completa.

Este artículo trata sobre las 4 especies conocidas de ratones marsupiales, Caenolestes (Paucituberculata: Caenolestidae), están restringidas a los hábitats asociados con los Andes del norte de América del Sur. Cinco especímenes de una nueva especie de Caenolestes fueron colectados en…

The thermal degradation of samples of used cotton fabrics has been investigated using thermogravimetric analysis (TGA) between room
temperature and 700 °C. Experiments were carried out with about 5 mg of sample in three different atmospheres: helium, 20% oxygen in…

As the younger generation of born digital library users and even well-established scholars rely increasingly on Google, or its new products Google Scholar and Google Book, for information resource discovery and access, libraries are finding it increasingly difficult to ensure…

Although radix 10 based arithmetic has been gaining renewed importance over the last few years, decimal systems are not efficient enough and techniques are still under development. In this paper, an improvement of the CORDIC (coordinate rotation digital computer) method…

Self-organising neural models have the ability to provide a good representation of the input space. In particular the Growing Neural Gas (GNG) is a suitable model because of its flexibility, rapid adaptation and excellent quality of representation. However, this type…