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https://libgen.is/search.php?req=Practical+Foundations+of+Programming+Languages&lg_topic=libgen&open=0&view=simple&res=25&phrase=1&column=def https://libgen.is/

• Sakos 4y ago
  I use this site too, but it's literally piracy. I don't think it should be linked directly on HN.
  • hansvm 4y ago
    When the law is sufficiently immoral you have an ethical duty to defy it.
    • Sakos 4y ago
      I don't disagree. There are legal realities though for HN as a site where they might not want to condone open piracy.