@article{CLTM_2009_2009_1_a4,
     author = {Markwig, Hannah and  Yu, Josephine  },
     title = {The space of tropically collinear points is shellable.},
     journal = {Collectanea mathematica},
     pages = {63-77},
     publisher = {mathdoc},
     volume = {60},
     number = {1},
     year = {2009},
     zbl = {1174.14041},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_2009_2009_1_a4/}
}