Vol. 27 No. 1 (2017): January-June 2017

Vol. 27 No. 1 (2017)

Published May 18, 2017
January-June 2017

Original Articles

Leadina Sanchez, Ennodio Torres Cruz
3-20
Fuzzy control of the removal of estrogen in a membrane bioreactor
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Bárbara Cristina Miranda Morales
21-38
Effect of Preparation Method on Catalytic Activity of Ni/ γ-Al2O3 Catalysts
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Jorge Moya Zamora
39-55
Using the network of SIRGAS stations of Costa Rica for quantifying the discrepancies regarding PPP online processing
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Pedro Casanova, Kattia Solís, Tonny Carrillo
57-74
Thermal and physiochemical properties of pellets with power aims made of sawmill residual product
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Jimmy Venegas Padilla, Bryan Calderón Jiménez, José Pablo Sibaja Brenes, Jorge Salazar Delgado, Ellen Rodríguez Castro
75-95
Content of Heavy Metals and Chemical Composition of the Hydraulic Cement Marketed in Costa Rica
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Jonathan Aguero-Valverde
97-111
Bayesian Hierarchical Tobit Models: an application to travel distance analysis
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Jairo Quirós-Tortós, Pablo Fernández-Porras
113-131
Controlled Islanding with Special Consideration of Parallel Power System Restoration Constraints
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Short Communications

Glenn Alonso Aguilar-Hernández
135-142
Understanding sustainability from an exergetic frame in complex adaptive systems
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