The "Direito Penal" series by Cleber Masson likely covers the entire spectrum of Brazilian criminal law. The term "Parte Especial" refers to the special part of criminal law, as opposed to the general part (Parte Geral), which deals with the fundamental principles, concepts, and institutions of criminal law.
If you want to replace the bad PDF habit with a superior workflow, follow these steps:
Most free PDFs circulating on Telegram or sketchy websites are from 2015 or 2017. Since then, Brazil has seen:
Using an old PDF means you will learn the wrong legal framework. In an exam or a court brief, citing a revoked or overruled section of Masson’s old edition will destroy your credibility.