Wang J, Zhang X, Zhu Y. A multi-keyword parallel ciphertext retrieval scheme based on inverted index under the robot distributed system. EAI Endorsed Scal Inf Syst [Internet]. 2021 Dec. 17 [cited 2024 Jul. 22];9(36):e12. Available from: https://publications.eai.eu/index.php/sis/article/view/317