@article{MM3_2016_20_1_a5,
     author = {Ajoy Mukharjee and Arup Roy Choudhury and M.K. Bose},
     title = {Asymmetric {Maximal} and {Minimal} {Open} {Sets}},
     journal = {Mathematica Moravica},
     pages = {59 - 67},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {2016},
     url = {https://geodesic-test.mathdoc.fr/item/MM3_2016_20_1_a5/}
}