The (Generalized) Secretary's Packet Problem and the Bell numbers. - Knut Dale; Ivar Skau (Discret. Math., 1995)

An Identity Involving Derangements: 10643. - David Callan; Knut Dale; Ivar Skau; John Henry Steelman; Jany C. Binz; Robin J. Chapman; F. Herzig; André Kündgen; Reiner Martin; José Heber Nieto; O. A. Saleh; S. Byrd; et al. (Am. Math. Mon., 2000)

Definitely an Integral: 10884. - Zafar Ahmed; Knut Dale; George Lamb (Am. Math. Mon., 2002)

Using Stokes's Theorem on the Sphere: 10957. - Victor Alexandrov 001; Knut Dale (Am. Math. Mon., 2004)

A Recursively Defined Series: 11014. - Achilleas Sinefakopoulos; Knut Dale (Am. Math. Mon., 2005)

Can "Closed Form" Involve Lambert? 11209. - Alexander Dubinov; Irina Dubinova; Knut Dale (Am. Math. Mon., 2007)

Iterational Rate of Covergence: 11244. - Jolene Harris; Bogdan Suceava; Knut Dale (Am. Math. Mon., 2008)