The papers: (1) http://rsif.royalsocietypublishing.org/content/10/84/20130304 http://rsif.royalsocietypublishing.org/content/10/84/2013030... (2) https://www.

The papers: (1) http://rsif.royalsocietypublishing.org/content/10/84/20130304 http://rsif.royalsocietypublishing.org/content/10/84/2013030... (2) https://www.sciencedirect.com/science/article/pii/S0379073812001363 https://www.sciencedirect.com/science/article/pii/S037907381...