1. Why ontogeny recapitulates phylogeny;Ohno;Electrophoresis,1995
2. The Scientific Origins of National Socialism: Social Darwinism in Ernest Haeckel and the German Monist League;Gasman,1971
3. The development of the vertebrate excretory system;Fraser;Biol Rev,1950
4. Organogenesis of the Kidney;Saxen,1987
5. Excretory and reproductive systems;ROMER,1962