@article{10_4171_dm_840,
     author = {Hankyung Ko and Rafael Mrden and Volodymyr Mazorchuk},
     title = {Some homological properties of category $\mathcal{O}$. {VI}},
     journal = {Documenta mathematica},
     pages = {1237--1269},
     year = {2021},
     volume = {26},
     doi = {10.4171/dm/840},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/840/}
}