Answers to common questions about harvestmen (Opiliones or Phalangida) - Acosta, Luis E.; Aleksey, Chemeris; Cokendolpher, James C.; Cunningham, Robert; Giribet, Gonzalo; Gnaspini, Pedro; Holmberg, Robert; Kury, Adriano; Macias-Ordonez, Rogelio; Pinto da Rocha, Ricardo; Shear, Bill; Tsurusaki, Nobuo (2004)