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1Argitaratua 1987“...Elsevier ; Sole distributors for the USA and Canada, Elsevier Science Pub. ...”
Liburua -
2Argitaratua 1985“...Elsevier ; Sole distributors for the USA and Canada, Elsevier Science Pub. ...”
Liburua -
3Argitaratua 1988“...Elsevier ; Sole distributors for the USA and Canada, Elsevier Science Pub. ...”
Conference Proceeding Liburua