Album del ferrocarril mexicano : colección de vistas pintadas del natural. Album of the mexican raulway : a collection of views taken from nature

UANL

Influence of functional groups of activated carbon in the anchoring of iron particles by forced hydrolysis and its use to remove hexavalent chromiun from aqueous solutions.

Tesis (Master of Science with orientation in Sustainable Processes) UANL, 2014.

A spanish anthology : A collection of lyrics from the thirteenth century down to the present time

UANL

Readings in european history ; a collection of extracts from the progress of culture in western Europe since the German invasions

UANL