Zbigniew Palka. Rulers and slaves in a random social group. Graphs and Combinatorics, 2(1):165-172, 1986. [doi]
@article{Palka86,
title = {Rulers and slaves in a random social group},
author = {Zbigniew Palka},
year = {1986},
doi = {10.1007/BF01788089},
url = {http://dx.doi.org/10.1007/BF01788089},
researchr = {https://researchr.org/publication/Palka86},
cites = {0},
citedby = {0},
journal = {Graphs and Combinatorics},
volume = {2},
number = {1},
pages = {165-172},
}