https://www.jianshu.com/p/d3eba79cc475 以太坊中的Merkle Patricia Tree(1):基本概念
https://www.jianshu.com/p/b0419b1aaed9 以太坊中的Merkle Patricia Tree(2):实现分析
https://www.jianshu.com/p/82a3b948f46a 以太坊中的Merkle Patricia Tree(3):源码分析
(该系列文章中有PoA的解析)
https://blog.csdn.net/zslomo/article/details/53434883 Merkle Patricia Tree (MPT) 以太坊merkle技术分析
https://blog.csdn.net/qq_33935254/article/details/55505472 深入浅出以太坊MPT（Merkle Patricia Tree）
