A Novel View of the Diversity of Anoxygenic Phototrophic Bacteria Inhabiting the Chemocline of Meromictic Karst Lakes oleh Vladimir Gorlenko, Alexander Savvichev, Vitaly Kadnikov, Igor Rusanov, Alexey Beletsky, Elena Zakharova, Nadezhda Kostrikina, Pavel Sigalevich, Elena Veslopolova, Nikolay Pimenov