<...>
In the Spanish board, there are a couple of threads or references on the matter. The best complied example I can recall is this one:
Bitcoin > Literatura, Técnica, Ficción, Documentales y Películas. Alas, the compilation is largely in English, but you're welcome to step over to the Spanish local board and query there.
You need to determine though where to place your focus (i.e. technical, investment/trading, usage, etc.)
This thread is also interesting to read:
Ciclo Andreas M. Antonopoulos (thread in Spanish, videos in English).