Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 9-25
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 27-41
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 43-62
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 63-74
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 83-86
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 87-92
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 93-101
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 103-104
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 105-111
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 113-119
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 121-134
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 135-172
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 173-187
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 189-199
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 201-211
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 213-222
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 245-264
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 265-286
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 287-302
Published in Revista De La Academia Canaria De Ciencias, in 1999, in volume 11, issue 3, pages 305-312