Title:Espectro vibracional y comportamiento térmico de (NH4)17Na[NaW21Sb9O86] .28H20 (HP-23), una droga promisoria en la terapia del SIDA / Vibrational spectrum and thermal behaviour of (NH4)17Na[NaW21Sb9O86] .28H20 (HP-23); a promising drug in AIDS therapy
Title:On two new species of Schendylurus Silvestri 1907 from Venezuela, with redescription of S. colombianus Chamberlin 1921 and S. virgingordae Crabill 1960 (Chilopoda Geophilomorpha Schendylidae)