Düll, B. MPI for Polymer Research, Max Planck Society;
Müllen, Klaus MPI for Polymer Research, Max Planck Society;
Düll, B., & Müllen, K. (1994). SYNTHESIS AND REACTIONS OF THE 1ST DOUBLY-BRIDGED FISCELLANES. Chemische Berichte, 127(5), 881-885. doi:10.1002/cber.19941270515.