1. Vorlesungen über neuere Geometrie;Pasch,1926
2. Sets of independent postulates for betweenness;Huntington;Trans. Am. Math. Soc.,1917
3. A new set of postulates for betweenness, with proof of complete independence;Huntington;Trans. Am. Math. Soc.,1924
4. Transitivities of betweenness;Pitcher;Trans. Am. Math. Soc.,1942
5. Monometrics and their role in the rationalisation of ranking rules;Pérez-Fernández;Inf. Fusion,2017