Design, construction and commissioning of a laboratory type drum type magnetic concentrator Autor Forero-Pinilla, Álvaro, Alarcón-Sichacá, Héctor Hely, Acosta-Hernández, Yesid Rolando

Témata:

Political resistance in the saltpetre works of Chacabuco (1973-1975), Antofagasta region, Chile Autor Tesche Roa, Paula, González, Javier

Témata:

Presidentialism in times of pandemic: Ecuador Autor Torres Maldonado, Ángel Eduardo

Témata: “…Concentration of power…”

Potential use of electrochemically synthesized silver nanoparticles on rice panicle blight pathogen, Burkholderia glumae Autor Chaves-Bedoya, Giovanni, Padilla, Hilda Angélica, Ortiz-Rojas, Luz Yineth, Peña-Rodríguez, Gabriel

Témata: “…Minimum inhibitory concentration…”

Review. Applications of whey and its proteins derivatives Autor Aponte Colmenares, Angela Patricia, Prieto Suárez, Gloria Astrid, Castellanos Báez, Yeimy Tatiana, Muvdi Nova, Carlos de Jesús, Yurievich Sakharov, Iván

Témata:

Business Groups in Ecuador: a Historical, Economic and Political Analysis Autor Vanoni Martínez, Giuseppe, Rodriguez Romero, Carlos

Témata:

Efecto en fuerza explosiva de miembros inferiores de un plan por modelamiento en pandemia para jugadoras de Fútbol-Sala FIFA Autor Estupiñán Corredor, Wilmer Alejandro

Témata: