References

http://www.yogajournal.com/poses/863

http://www.yoga.com/ydc/enlighten/enlighten_document.asp?ID=334&section=9&cat=144

picture (full pose) -
http://www.google.com/imgres?imgurl=http://www.clusterflock.org/fullpigeon.jpg&imgrefurl=http://www.clusterflock.org/category/yoga&usg=__bWcxqGCkk0aJxKtHBM4cEkrVpWg=&h=388&w=400&sz=173&hl=en&start=0&sig2=nha_h6h5wI0OlrbHJFsFNQ&zoom=1&tbnid=kETjylRjnd67MM:&tbnh=131&tbnw=122&ei=u9PkTOK6GIy8sAPlxKWxCw&prev=/images%3Fq%3Deka%2Bpada%2Brajakapotasana%26um%3D1%26hl%3Den%26safe%3Dactive%26client%3Dfirefox-a%26sa%3DN%26rls%3Dorg.mozilla:en-US:official%26biw%3D1135%26bih%3D525%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=236&vpy=62&dur=4767&hovh=221&hovw=228&tx=117&ty=150&oei=AtPkTP3cDYScsQPQ5sSwCw&esq=5&page=1&ndsp=19&ved=1t:429,r:1,s:0