This article analyzes the lexicographical studies undertaken by distinguished Cuban anthropologist and ethnologist Fernando Ortiz Fernandez concerning Spanish spoken in Cuba. It begins with...

Fernandez Comment [1] on our pseudo-perturbative shifted-l expansion technique [2,3] is either unfounded or ambiguous. In his comment [1] on our pseudo-perturbation shifted l expansion technique (PSLET) [2,3], Fernandez strived to prove that (I) PSLET is just a version of SLNT, (II) it is not true that PSLET enables one to obtain more perturbation corrections than SLNT, and (III) it seems that ...

On-line teaching and learning with the help of a learning environment naturally shifts the balance from a teacher-centred to a student-centred approach. When teachers and students are not often in face-to-face contact, the learning has to be carefully planned and adequately supported by the teaching environment to induce learning at the appropriate level. In previous work, we have argued that i...