There are some books focused on OTP: * Erlang and OTP in Action; * Designing for Scalability with Erlang/OTP: Implement Robust, Fault-Tolerant Systems; * Des

There are some books focused on OTP: * Erlang and OTP in Action; * Designing for Scalability with Erlang/OTP: Implement Robust, Fault-Tolerant Systems; * Designing Elixir Systems with OTP (in beta).