Jennum, Karsten; Vestergaard, Mikkel; Pedersen, Anders Holmen; Fock, Jeppe; Jensen, Jonas; Santella, Marco; Led, Jens Jorgen; Kilsa, Kristine; Bjornholm, Thomas; Nielsen, Mogens Brondsted Synthesis, 2011 , # 4 art. no. E28610SS, p. 539 - 548