@misc{indiciaefc13d651f911, title = {Spirocyclic zwitterionic lambda5Si-silicates with two bidentate ligands derived from alpha-amino acids or alpha-hydroxycarboxylic acids: synthesis, structure, and stereodynamics.}, author = {Reinhold Tacke and RĂ¼diger Bertermann and Christian Burschka and Simona Dragota and Martin Penka and Ingo Richter}, year = {2004}, doi = {10.1021/ja047248z}, url = {https://pubmed.ncbi.nlm.nih.gov/15521770/}, note = {Source identifier: 15521770} }