Published in Contributions In Science (Los Angeles), in 2006, in volume 504, pages 1-8

Published in Contributions In Science (Los Angeles), in 2006, in volume 505, pages 1-26

Published in Contributions In Science (Los Angeles), in 2006, in volume 506, pages 1-84

Published in Contributions in Science, in 2006, in volume 507, pages 1-31

Published in Contributions in Science, in 2006, in volume 508, pages 1-19

Published in Contributions in Science, in 2006, in volume 509, pages 1-92

Published in Contributions in Science (Los Angeles), in 2006, in volume 510, pages 1-9

Published in Contributions in Science (Los Angeles), in 2006, in volume 511, pages 1-24

Published in Contributions in Science, in 2006, in volume 512, pages 1-30