@inbook{Pennington_2011,<br/><span class="tab"></span> title={Lex Naturalis And Ius Naturale},<br/><span class="tab"></span> ISBN={9789004192164},<br/><span class="tab"></span> url={http://dx.doi.org/10.1163/ej.9789004192157.i-352.39},<br/><span class="tab"></span> DOI={10.1163/ej.9789004192157.i-352.39},<br/><span class="tab"></span> booktitle={Crossing Boundaries at Medieval Universities},<br/><span class="tab"></span> publisher={BRILL},<br/><span class="tab"></span> author={Pennington,<br/><span class="tab"></span> Kenneth},<br/><span class="tab"></span> year={2011},<br/><span class="tab"></span> month=jan,<br/><span class="tab"></span> pages={227–253} }