<li>Michael L. Kelly, Selwyn P. Collins, John A. Lesku, Jan M. Hemmi, Shaun P. Collin, Craig A. Radford. <strong>Energy conservation characterizes sleep in sharks</strong>. <em>Biology Letters</em>, 2022; 18 (3) DOI: <a href="http://dx.doi.org/10.1098/rsbl.2021.0259" rel="nofollow" target="_blank">10.1098/rsbl.2021.0259</a>
</li>