All of them are the object of current research and an abundance of litterature exists on them. (skepticalscience.com)
Note that I also wrote in my original post that if these results are truly genuine, then I would expect them to appear in the peer reviewed litterature sooner than later. (realclimate.org)
Problem is what to do with student and scientific litterature where books cost $ 50 - $ 4000. (goodereader.com)