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I've had pretty good luck asking restaurants for their recipes, you might want to try that if you haven't already.
June is a trusted source on General Cooking.
I've never seen "Luciano" sauce in any of my Italian cookbooks, nor eaten it anywhere I remember, so I'm guessing it's a specialty of the house. It never hurts to ask for the recipe.
Bing (and no doubt Google) gives a number of sources for recipes, as well as some information on Italian film director Luciano Salce. Whether any of them are worth looking for I can't say.
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