Analysis of the effects of Zimbabwean white farmers on small scale farming in Nigeria Matthew Olaniyi Adewumi, Ayodele Jimoh, Olubunmi Abayomi Omotesho 3-7 PDF (Spanish)
Acoustic measurements in archaeological sites in the state of Guanajuato Vicente Aboites, Mario Wilson 8-18 PDF (Spanish)
CO2 as refrigerant: from the past to future Juan Manuel Belman Flores, V. Pérez-García 19-26 PDF (Spanish)
Methodological proposal for the study of business incubators based on Social Network Analysis (SNA) and knowledge networks: the case of the UAEMex Rosa Azalea Canales García, Reyna Vergara González 27-37 PDF (Spanish)
