Approximation Schemes for Subset Sum Ratio Problems. - Nikolaos Melissinos; Aris Pagourtzis; Theofilos Triommatis (FAW, 2020)

Approximate #Knapsack Computations to Count Semi-fair Allocations. - Theofilos Triommatis; Aris Pagourtzis (TAMC, 2020)

A Geometric Approach to Passive Localisation. - Theofilos Triommatis; Igor Potapov; Gareth Rees; Jason F. Ralph (FUSION, 2022)

Complexity of Finding Maximum Locally Irregular Induced Subgraphs. - Foivos Fioravantes; Nikolaos Melissinos; Theofilos Triommatis (SWAT, 2022)

Approximation schemes for subset-sums ratio problems. - Nikolaos Melissinos; Aris Pagourtzis; Theofilos Triommatis (Theor. Comput. Sci., 2022)

Parameterised Distance to Local Irregularity. - Foivos Fioravantes; Nikolaos Melissinos; Theofilos Triommatis (IPEC, 2024)

Maximum locally irregular induced subgraphs via minimum irregulators. - Foivos Fioravantes; Nikolaos Melissinos; Theofilos Triommatis (Discret. Appl. Math., 2025)

The Maximum Cover with Rotating Field of View. - Igor Potapov; Jason F. Ralph; Theofilos Triommatis (J. Math. Imaging Vis., 2025)