| Issue Date | Title | Author(s) | Relation | scopus | WOS | Fulltext/Archive link |
|---|---|---|---|---|---|---|
| 1995 | Enumeration of trees by inversions | I. Gessel; B. Sagan; Yeh, Yeong-Nan | Journal of Graph Theory 19(4), 435-459 | |||
| 1994 | Maximizing Möbius functions on subsets of Boolean algebras | B. Sagan; Yeh, Yeong-Nan ; G. Ziegler | Discrete Mathematics 126(1-3), 293-311 |
