1. Adjiashvili, D., Bosio, S., & Weismantel, R. (2012). Dynamic combinatorial optimization: A complexity and approximability study. http://www.iasi.cnr.it/aussois/web/uploads/2012/papers/bosios.pdf.
2. Time-expanded packings;Adjiashvili,2014
3. Network flows;Ahuja,1988
4. Fixed-cost transportation problems;Balinski;Naval Research Logistics Quarterly,1961
5. Lagrangian relaxation;Beasley,1993