https://revistas.ufrj.br/index.php/phoinix/issue/view/1409/showToc
https://revistas.ufrj.br/index.php/phoinix/article/download/32421/18328
https://ployvaultcat.blogspot.com/2022/08/ettore-pozzoli-guia-teorico-pratico.html
https://drive.google.com/file/d/1y3jUC5qKsdbd1R68s393IRSKVKxcta_v/view?usp=sharing
https://drive.google.com/file/d/1Dft2qb3S3u7LUCp6-9-DCrAoPSnM_rxM/view?usp=sharing
https://drive.google.com/drive/folders/14mMMe8YKem-EQgf_Jue8a5RGWDqmmCv5?usp=sharing
https://ployvaultcat.blogspot.com/2022/08/paul-hindemith-treinamento-elementar.html
https://drive.google.com/file/d/1PNLrIj-LzCkYcCTazpHKJ4ew9Vl3oEHu/view?usp=sharing