Tariq A. A. Alsboui Yongrui Qin Richard Hill Hussain Al-Aqrabi Towards a Scalable IOTA Tangle-Based Distributed Intelligence Approach for the Internet of Things. 487-501 2020 SAI (2) https://doi.org/10.1007/978-3-030-52246-9_35 conf/sai/2020-2 db/conf/sai/sai2020-2.html#AlsbouiQHA20