Intersection, Universally Quantified, and Reference Types.

Mariangiola Dezani-Ciancaglini Paola Giannini Simona Ronchi Della Rocca Intersection, Universally Quantified, and Reference Types. 209-224 2009 CSL http://dx.doi.org/10.1007/978-3-642-04027-6_17 conf/csl/2009 db/conf/csl/csl2009.html#Dezani-CiancagliniGR09