Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 10-15
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 16-28
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 55-75
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 76-80
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 81-90
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 91-100
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 101-111
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 126-130
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 131-137
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 163-180
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 231-244
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 245-250
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 251-260
Ultrastructure of spermatozoa in Plebeia (Plebeia) droryana Friese (Hymenoptera: Apidae: Meliponina)
Published in Journal of Hymenoptera Research, in 2001, in volume 10, pages 261-270
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 1, pages 29-54
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 2, pages 113-118
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 2, pages 119-125
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 2, pages 138-144
The Afrotropical species of Leptomastidea Mercet (Hymenoptera: Encyrtidae), parasitoids of mealybugs
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 2, pages 145-162
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 2, pages 181-230
Published in Journal of Hymenoptera Research, in 2001, in volume 10, issue 2, pages 280-281