Published in Iberus, in 1991, in volume 8, pages 203-209

Published in Iberus, in 1991, in volume 8, pages 215-224

Published in Iberus, in 1991, in volume 9, pages 35-62

Published in Iberus, in 1991, in volume 9, pages 175-179

Published in Iberus, in 1991, in volume 9, pages 181-186

Published in Iberus, in 1991, in volume 9, pages 203-207

Published in Iberus, in 1991, in volume 9, pages 209-220

Published in Iberus, in 1991, in volume 9, pages 229-236

Published in Iberus, in 1991, in volume 9, pages 281-286

Published in Iberus, in 1991, in volume 9, pages 287-291

Published in Iberus, in 1991, in volume 9, pages 421-425

Published in Iberus, in 1991, in volume 9, pages 427-431

Published in Iberus, in 1991, in volume 9, pages 489-491

Published in Iberus, in 1991, in volume 9, pages 527-528

Published in Iberus, in 1991, in volume 10, pages 1-26

Published in Iberus, in 1991, in volume 10, pages 27-47

Published in Iberus, in 1991, in volume 10, pages 49-58

Published in Iberus, in 1991, in volume 10, pages 59-81

Published in Iberus, in 1991, in volume 10, pages 83-103

Published in Iberus, in 1991, in volume 10, pages 105-111

Published in Iberus, in 1991, in volume 10, pages 113-117

Published in Iberus, in 1991, in volume 10, pages 119-129

Published in Iberus, in 1991, in volume 10, pages 131-141

Published in Iberus, in 1991, in volume 10, pages 143-148

Published in Iberus, in 1991, in volume 10, pages 149-150