Ghelfi, Franco; Parsons, Andrew F.; Tommasini, Daniele; Mucci, Adele; Intramolecular Diels-Alder Cycloaddition of N-Allyl-N-(2-furylmethyl)amides - First Step of a New Route Towards the Synthesis of a Densely Functionalized Pyrrolizidine Ring; European Journal of Organic Chemistry; English; 10; 2001; 1845 - 1852;
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http://dx.doi.org/10.1002/1099-0690(200105)2001:10<1845::AID-EJOC1845>3.0.CO;2-I