1. Renzo Angles, Marcelo Arenas, Pablo Barceló, Aidan Hogan, Juan L. Reutter, and Domagoj Vrgoc. Foundations of Modern Query Languages for Graph Databases. ACM Comput. Surv., 50(5), 2017.
2. PG-Schema: Schemas for Property Graphs
3. Renzo Angles, Aidan Hogan, Ora Lassila, Carlos Rojas, Daniel Schwabe, Pedro A. Szekely, and Domagoj Vrgoc. Multilayer graphs: a unified data model for graph databases. In Vasiliki Kalavri and Semih Salihoglu, editors, GRADES-NDA '22: Proceedings of the 5th ACM SIGMOD Joint International Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA), Philadelphia, Pennsylvania, USA, 12 June 2022, pages 11:1--11:6. ACM, 2022.
4. Diego Arroyuelo, Aidan Hogan, Gonzalo Navarro, Juan L. Reutter, Javiel Rojas-Ledesma, and Adrián Soto. Worst-case optimal graph joins in almost no space. In Guoliang Li, Zhanhuai Li, Stratos Idreos, and Divesh Srivastava, editors, SIGMOD '21: International Conference on Management of Data, Virtual Event, China, June 20--25, 2021, pages 102--114. ACM, 2021.
5. Pablo Barceló Baeza. Querying graph databases. In PODS 2013, pages 175--188, 2013.