Parameterized Fine-Grained Reductions. - Elli Anastasiadi; Antonis Antonopoulos; Aris Pagourtzis; Stavros Petsalakis (CoRR, 2019)

Approximating Subset Sum Ratio via Subset Sum Computations. - Giannis Alonistiotis; Antonis Antonopoulos; Nikolaos Melissinos; Aris Pagourtzis; Stavros Petsalakis; Manolis Vasilakis (IWOCA, 2022)

Faster algorithms for k-subset sum and variations. - Antonis Antonopoulos; Aris Pagourtzis; Stavros Petsalakis; Manolis Vasilakis (J. Comb. Optim., 2023)

Approximating subset sum ratio via partition computations. - Giannis Alonistiotis; Antonis Antonopoulos; Nikolaos Melissinos; Aris Pagourtzis; Stavros Petsalakis; Manolis Vasilakis (Acta Informatica, 2024)

Approximation Schemes for k-Subset Sum Ratio and Multiway Number Partitioning Ratio. - Sotiris Kanellopoulos; Giorgos Mitropoulos; Antonis Antonopoulos; Nikos Leonardos; Aris Pagourtzis; Christos Pergaminelis; Stavros Petsalakis; Kanellos Tsitouras (CoRR, 2025)