Jerrold R. Griggs, Jürgen Stahl, William T. Trotter. A Sperner Theorem on Unrelated Chains of Subsets. Journal of Combinatorial Theory, Series A, 36(1):124-127, 1984.
@article{GriggsST84,
title = {A Sperner Theorem on Unrelated Chains of Subsets},
author = {Jerrold R. Griggs and Jürgen Stahl and William T. Trotter},
year = {1984},
researchr = {https://researchr.org/publication/GriggsST84},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {36},
number = {1},
pages = {124-127},
}