rua.ua.esrua.ua.es/dspace/bitstream/10045/9251/3/OPA_v32_n1_p23_1999.pdf · donde Iij es la...

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Transcript of rua.ua.esrua.ua.es/dspace/bitstream/10045/9251/3/OPA_v32_n1_p23_1999.pdf · donde Iij es la...