Voltron: A Hybrid System For Answer Validation Based On Lexical And Distance Features. - Ivan Zamanov; Marina Kraeva; Nelly Hateva; Ivana Yovcheva; Ivelina Nikolova; Galia Angelova (SemEval@NAACL-HLT, 2015)

SUper Team at SemEval-2016 Task 3: Building a Feature-Rich System for Community Question Answering. - Tsvetomila Mihaylova; Pepa Gencheva; Martin Boyanov; Ivana Yovcheva; Todor Mihaylov; Momchil Hardalov; Yasen Kiprov; Daniel Balchev; Ivan Koychev; Preslav Nakov; Ivelina Nikolova; Galia Angelova (SemEval@NAACL-HLT, 2016)