@article {IOPORT.50213840,
    author       = {Dohmen, Klaus},
    title        = {A note on narushima's principle of inclusion-exclusion on partition lattices},
    year         = {2001},
    journal      = {Graphs and Combinatorics},
    volume       = {17},
    number       = {4},
    pages        = {607-610},
    doi          = {10.1007/PL00007253},
    identifier   = {50213840},
}