SANCHEZ, Camilo; FISCHER, Gerhard  and  SANJUANELO, Danny Wilson. Stomatal behavior in fruits and leaves of the purple passion fruit (Passiflora edulis Sims) and fruits and cladodes of the yellow pitaya [Hylocereus megalanthus (K. Schum. ex Vaupel) Ralf Bauer]. Agron. colomb. [online]. 2013, vol.31, n.1, pp.38-47. ISSN 0120-9965.