Found 2 books

Heterogeneous Computing with OpenCL 2.0

[en] Heterogeneous Computing with OpenCL 2.0 Morgan Kaufmann Publishers

Kaeli, David R. & Mistry, Perhaad & Schaa, Dana & Zhang, Dong Ping

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Heterogeneous Computing with OpenCL

[en] Heterogeneous Computing with OpenCL Morgan Kaufmann Publishers

Mistry, Perhaad & Kaeli, David R. & Howes, Lee & Schaa, Dana & Gaster, Benedict

download read it!