Published in Phegea, in 2000, in volume 28, issue 1, pages 1-6

Published in Phegea, in 2000, in volume 28, issue 1, pages 7-9

Published in Phegea, in 2000, in volume 28, issue 1, pages 11-12

Published in Phegea, in 2000, in volume 28, issue 1, pages 15-18

Published in Phegea, in 2000, in volume 28, issue 2, pages 37-56

Published in Phegea, in 2000, in volume 28, issue 2, pages 57-74

Published in Phegea, in 2000, in volume 28, issue 2, pages 75-80

Published in Phegea, in 2000, in volume 28, issue 3, pages 81-82

Published in Phegea, in 2000, in volume 28, issue 3, pages 83-86

Published in Phegea, in 2000, in volume 28, issue 3, pages 87-117

Published in Phegea, in 2000, in volume 28, issue 3, pages 119-122

Published in Phegea, in 2000, in volume 28, issue 3, pages 123

Published in Phegea, in 2000, in volume 28, issue 4, pages 125-126

Published in Phegea, in 2000, in volume 28, issue 4, pages 127-129

Published in Phegea, in 2000, in volume 28, issue 4, pages 131-147

Published in Phegea, in 2000, in volume 28, issue 4, pages 149-152

Published in Phegea, in 2000, in volume 28, issue 4, pages 153-154