Making Prolog more Expressive paper

Hi all,

Does anybody know where I can find a copy of the following paper:

J. W. Lloyd and R. W: Topor: Making Prolog more Expressive, Journal of 
Logic Programming, 3:225-240, 1984.

I tried Google, Citeseer, and the publisher's page, but no luck...


Best, Jos

-- 
Jos de Bruijn

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