Øyvind Langsrud, “Sparse Model Matrices for Multidimensional Hierarchical Aggregation”, R Journal, 2024, 15(4), 150-166, https://doi.org/10.32614/RJ-2023-088
BibTeX
@article{RJ-2023-088,
author = {Øyvind Langsrud},
title = {Sparse Model Matrices for Multidimensional Hierarchical Aggregation},
journal = {R Journal},
year = {2024},
volume = {15},
issue = {4},
pages = {150-166},
note = {https://journal.r-project.org/articles/RJ-2023-088/}
}