Jianbin ZhouJin BenRui WangMingyang ZhengLingyu Du2025-05-142025-05-142020jz000157-0081https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/29932550Lattice Quad-Tree Indexing Algorithm for a Hexagonal Discrete Global Grid SystemArticlehttps://doi.org/10.3390/ijgi9020083