WSMO Studio - an Integrated Service Environment for WSMO. - Marin Dimitrov; Alex Simov; Vassil Momtchev; Damyan Ognyanov (WIW, 2005)

WSMO Studio - A Semantic Web Services Modelling Environment for WSMO. - Marin Dimitrov; Alex Simov; Vassil Momtchev; Mihail Konstantinov (ESWC, 2007)

A BPMO Based Semantic Business Process Modelling Environment. - Marin Dimitrov; Alex Simov; Sebastian Stein 002; Mihail Konstantinov (SBPM, 2007)

The WSMO-PA Service Editor. - Lemonia Giantsiou; Alex Simov; Nikos Loutas; Vassilios Peristeras; Konstantinos A. Tarabanis (ICSC, 2008)

A Tool for Annotating Services with Domain Specific Semantics. - Nikos Loutas; Lemonia Giantsiou; Alex Simov; Vassilios Peristeras; Konstantinos A. Tarabanis (ICSC, 2008)

AnnoMarket - Multilingual Text Analytics at Scale on the Cloud. - Marin Dimitrov; Hamish Cunningham; Ian Roberts; Petar Kostov; Alex Simov; Philippe Rigaux; Helen Lippell (ESWC (Satellite Events), 2014)

On-demand Text Analytics and Metadata Management with S4. - Marin Dimitrov; Alex Simov; Yavor Petkov (ESaaSA@CLOSER, 2015)

Low-cost Open Data As-a-Service in the Cloud. - Marin Dimitrov; Alex Simov; Yavor Petkov (ESWC Developers Workshop, 2015)

DataGraft: A Platform for Open Data Publishing. - Dumitru Roman; Marin Dimitrov; Nikolay Nikolov; Antoine Pultier; Brian Elvesæter; Alex Simov; Yavor Petkov (LIME/SemDev@ESWC, 2016)

DataGraft: Simplifying Open Data Publishing. - Dumitru Roman; Marin Dimitrov; Nikolay Nikolov; Antoine Pultier; Dina Sukhobok; Brian Elvesæter; Arne J. Berre; Xianglin Ye; Alex Simov; Yavor Petkov (ESWC (Satellite Events), 2016)

DataGraft: One-stop-shop for open data management. - Dumitru Roman; Nikolay Nikolov; Antoine Pultier; Dina Sukhobok; Brian Elvesæter; Arne-Jørgen Berre; Xianglin Ye; Marin Dimitrov; Alex Simov; Momchill Zarev; Rick Moynihan; Bill Roberts; et al. (Semantic Web, 2018)