Mehlhorn, Kurt Algorithms and Complexity, MPI for Informatics, Max Planck Society;
Näher, Stefan Algorithms and Complexity, MPI for Informatics, Max Planck Society;
https://rdcu.be/dwMmk (Verlagsversion)
Mehlhorn, K., & Näher, S. (1990). Dynamic Fractional Cascading. Algorithmica, 5(2), 215-241. doi:10.1007/BF01840386.