CRUZ-LANDIM, C.; CRUZ-HÖFLING, M. A. ULtrastructure of the Oocyte Vitelline Envelope Deposition in the Amazonian Fish Pseudotylosurus microps (Teleostei: Belonidae). Acta Microscopica, v. 8, n. 1, p. 23-28, 1 jun. 1999.