[1] H. F. Paker: An Introduction to Plane Geometry. Chelsea 1971.
[2] Gerald Berman: 
A Generalization of the Pappus Configuration. Canadian J. Math. 3 (1951), 299-303. 
MR 0042128[3] E. T. Copson: Theory of Functions of A Complex Variable. Oxford 1960.
[4] J. H. Feld: 
Configurations Inscriptible in A Plane Cubic. Amer. Math. Monthly 43 (1936), 549-555. 
MR 1523764 | 
Zbl 0015.26703[5] Thomas M. Mac Robert: Functions of A Complex Variable. MacMillan 1962.
[6] George Salmon: Higher Plane Curves. Chelsea 1934.
[7] C. Zwikker: 
The Advancend Geometry of Plane Curves and their Applications. Dover 1963. 
MR 0166651