Switching Distance Between Graphs with the Same Degrees. - Todd G. Will (SIAM J. Discret. Math., 1999)

Realizing degree imbalances in directed graphs. - Dhruv Mubayi; Todd G. Will; Douglas B. West (Discret. Math., 2001)

Parsimonious Multigraphs. - Todd G. Will; Heather Hulett (SIAM J. Discret. Math., 2004)

Multigraph realizations of degree sequences: Maximization is easy, minimization is hard. - Heather Hulett; Todd G. Will; Gerhard J. Woeginger (Oper. Res. Lett., 2008)