Vol. 20 No. 3

Review paper

• Foundations of the Lie-Santilli Isotopic theory

  J. V. Kadeisvili

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• Numerical bounds for the solution of linear systems with symmetric positive definite matrices

  H. J. Dobner

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• Study of the task assignment problem in the distributed systems: cost functions and resolution methods

  José Lisandro Aguilar Castro, Leila Kloul

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• Production of extracellular chitinase from Serratia marcescens QM B1466 using chitin from shrimp shells waste

  Eduardo Ramones, Gisela Páez, Zulay Mármol, José Ferrer, Marisela Rincón

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• Residues of organophosphorus pesticide in must and grape wine

  Gretty Ettiene, Avismelsi Prieto, Deisy Medinaf, Ignacio Buscema, Luis Sandoval, Lisbeth Unda

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• Hydrodesulfurization plant evaluation to obtain 0.05% sulphur diesel

  Edith Jiménez, Helí Lugo

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• Diffusion models under the solid phase control for adsorption and ion-exchange

  Edgar Chourio, Xiomara Ferrer, Idelfonso Arrieta, Nola Fernández, Cannen Sarmiento, Cézar García

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• Using experimental designs to evaluate corrosion inhibitors in chemical cleaning

  Miguel Sánchez Gómez, Yolanda Hernández, Omar Ruiz

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• The effect of electron donors in Ziegler-Natta catalysts supported on recrystallized MgC12

  Juan Chirinos, Minerva Hidalgo, Tamara Rajmankina, Alvaro Parada

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• Analytical method for fast tuning of a PID compensator for first and second order plants with dead time

  César Francisco ílvarez Arocha

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