@article{10_1017_S0017089519000363,
     author = {GHANWAT, ABHIJEET and PANDIT, SUHAS and SELVAKUMAR, A},
     title = {OPEN {BOOKS} {FOR} {CLOSED} {NON-ORIENTABLE} {3{\textendash}MANIFOLDS}},
     journal = {Glasgow mathematical journal},
     pages = {584--599},
     year = {2020},
     volume = {62},
     number = {3},
     doi = {10.1017/S0017089519000363},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089519000363/}
}