no. 2
Glued convexity spaces, frames and graphs
Compositio Mathematica, Tome 47 (1982) no. 2, pp. 217-222. 
@article{CM_1982__47_2_217_0,
     author = {Degreef, Eric},
     title = {Glued convexity spaces, frames and graphs},
     journal = {Compositio Mathematica},
     pages = {217--222},
     publisher = {Martinus Nijhoff Publishers},
     volume = {47},
     number = {2},
     year = {1982},
     mrnumber = {677022},
     language = {en},
     url = {http://www.numdam.org/item/CM_1982__47_2_217_0/}
}
TY  - JOUR
AU  - Degreef, Eric
TI  - Glued convexity spaces, frames and graphs
JO  - Compositio Mathematica
PY  - 1982
SP  - 217
EP  - 222
VL  - 47
IS  - 2
PB  - Martinus Nijhoff Publishers
UR  - http://www.numdam.org/item/CM_1982__47_2_217_0/
LA  - en
ID  - CM_1982__47_2_217_0
ER  - 
%0 Journal Article
%A Degreef, Eric
%T Glued convexity spaces, frames and graphs
%J Compositio Mathematica
%D 1982
%P 217-222
%V 47
%N 2
%I Martinus Nijhoff Publishers
%U http://www.numdam.org/item/CM_1982__47_2_217_0/
%G en
%F CM_1982__47_2_217_0
Degreef, Eric. Glued convexity spaces, frames and graphs. Compositio Mathematica, Tome 47 (1982) no. 2, pp. 217-222. http://www.numdam.org/item/CM_1982__47_2_217_0/

[1] E. Degreef: The convex sum and direct sum space, Simon Stevin (to appear). | MR | Zbl

[2] E. Degreef: Pasting and folding convexity spaces. Tijdschrift van het Belgisch Wiskundig Genootschap XXXI (1979), Ser. B., 215-230. | MR | Zbl

[3] E. Degreef: Some results in generalized convexity. Doct. diss., Vrije Universiteit Brussel, 1981.

[4] E. Degreef and R. Fourneau: Gluings and closures (to appear). | Numdam | MR | Zbl

[5] B. Grünbaum: Convex polytopes. Interscience Publishers, London, 1967. | MR | Zbl

[6] G. Sierksma: Axiomatic convexity theory and the convex product space. Doct. diss., Rijksuniversiteit Groningen, 1976. | Zbl

[7] G. Sierksma: Convexity on unions of sets. Comp. Math. 42 (1981) 391-400. | Numdam | MR | Zbl

[8] G. Sierksma: Generalizations of Helly's theorem: open problems. Proc. Conf. "Convexity and combinatorial geometry", Norman, Oklahoma, 1980. | Zbl