Title:Conservation genetics of the bonnethead shark Sphyrna tiburo in Bocas del Toro, Panamá :preliminary evidence of a unique stock ; Population genetics of the endangered hammerhead sharks Sphyrna mokarran and Sphyrna lewini of South Florida, USA / Population genetics of the endangered hammerhead sharks Sphyrna mokarran and Sphyrna lewini of South Florida, USA
Title:The expansion of higher education in Colombia : bad students or bad programs? / La expansión de la educación superior en Colombia : ¿Malos estudiantes o malos programas?