A HYBRID GRA-TOPSIS-RFR OPTIMIZATION APPROACH FOR MINIMIZING BURRS IN MICRO-MILLING OF TI-6AL-4V ALLOYS



The achievement of mathematics learning in PISA, ENLACE and PLANEA in Mexican adolescents. A retrospective analysis

This article offers a historical analysis of the achievement level of mathematics learning in Mexican ninth graders.The results of the PISA, ENLACE and PLANEA tests are analyzed, with emphasis on the mathematics evaluations, given the relevance of this read more topic in the development of useful skills to generate technology for the 4th Industrial

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Management of Pseudarthrosis With Implant Failure at a Multilevel Vertebral Column Resection Site: A Case Report

Pseudarthrosis in the setting of 3-column osteotomies such as vertebral column resection (VCR) is not well described, and pseudarthrosis at the VCR site itself has never been reported.This study reports pseudarthrosis with 4-rod implant failure at a multilevel VCR site.The authors report a case of pseudarthrosis in a patient treated previously for

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