@article{10_2298_FIL2216463C,
     author = {Junxi Chen and Xiaoyu Cheng},
     title = {A note on {Poincar\'e} constants},
     journal = {Filomat},
     pages = {5463 },
     year = {2022},
     volume = {36},
     number = {16},
     doi = {10.2298/FIL2216463C},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2216463C/}
}