The link at the bottom links to their arXiv preprint: <a href="http:&#x2F;&#x2F;arxiv.org&#x2F;abs&#x2F;1510.01435" rel="nofollow">http:&#x2F;&#x2F;arxiv.org&#x2F;abs&#x2F;1510.01435</a><p>Plenty of goodies there.