NP-Completness Results for Minimum Planar Spanners. - Ulrik Brandes; Dagmar Handke (WG, 1997)

Independent Tree Spanners. - Dagmar Handke (WG, 1998)

NP-Completeness Results for Minimum Planar Spanners. - Ulrik Brandes; Dagmar Handke (Discret. Math. Theor. Comput. Sci., 1998)

Survivable Networks with Bounded Delay: The Edge Failure Case. - Serafino Cicerone; Gabriele Di Stefano; Dagmar Handke (ISAAC, 1999)

Graphs with distance guarantees. - Dagmar Handke (1999)

Tree Spanners for Subgraphs and Related Tree Covering Problems. - Dagmar Handke; Guy Kortsarz (WG, 2000)

Independent tree spanners: fault-tolerant spanning trees with constant distance guarantees. - Dagmar Handke (Discret. Appl. Math., 2001)

Self-spanner graphs. - Serafino Cicerone; Gabriele Di Stefano; Dagmar Handke (Discret. Appl. Math., 2005)