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Aplicación del método de explotación shrinkage stoping en veta Luz Elena - Mina Pasto Bueno
(Universidad Nacional de IngenieríaPE, 2022)
Norma ISO 22000:2018 como fundamento en el análisis de alérgenos en empresas de productos horneados
(2019-05-13)
The need to feed oneself is born with the human species and is consubstantial with it; primitive man, in his attempt to find plant and animal foods that meet their nutritional needs, instinctively distinguishes and eliminates ...