M. I. Malinen and P. Fränti (August 2014). "Balanced K-Means for Clustering". Structural, Syntactic, and Statistical Pattern Recognition. Lecture Notes in Computer Science. Vol. 8621. pp. 32–41. doi:10.1007/978-3-662-44415-3_4. ISBN978-3-662-44414-6.
L. Hagen and A. B. Kahng (1992). "New spectral methods for ratio cut partitioning and clustering". IEEE Transactions on Computer-Aided Design. 11 (9): 1074–1085. doi:10.1109/43.159993.