The formula derived from Zimmermann s theory is commonly used in railway track design. However, this formula depends on variables such as the ballast coefficient, which are difficult to determine. In recent years, numerical ...

[EN] With the recent revitalization of the teacher education programs in the Philippines, along with the implementation of outcomes-based education, the teaching of research among pre-service teachers has been a challenge ...

[EN] In this article it is demonstrated since along them last years in Spain there has taken place a substantial increase of the expenses of R&D&i. The above mentioned increase is owed mainly to the change in the factors ...

[EN] Recent research into the clustering effect on firms has moved away from a simplistic view to a more complex approach. More realistic and complex causal relationships are now considered when analysing these territorial ...