Leclerc, Matthias and Rendl, Franz (1989) Constrained Spanning Trees and the Travelling Salesman Problem.
Published in: European journal of operational research Vol. 39 (1). pp. 96-102.

Fekete, Sandor P. and Klemmstein, Monika (1995) Worst-case ratios for degree-constrained trees.
Published In: Proceedings of the 4th Biannual Twente Workshop on Graph Theory and Discrete Optimization 1995, pp. 103-106.

Fekete, Sandor P. and Khuller, Samir and Klemmstein, Monika and Raghavachari, Balaji and Young, Neal (1996) A network-flow technique for finding low-weight bounded-degree spanning trees.
Published In: Integer programming and combinatorial optimization : 5th International IPCO Conference, Vancouver, British Columbia, Canada, June 3 - 5, 1996 ; proceedings, Lecture notes in computer science. 1084 Springer 1996, pp. 105-117.

Bachem, Achim and Hamacher, Anja and Moll, Christoph and Raspel, Guido (1997) Optimale Linienführung und Routenplanung in Verkehrssystemen.
Published in: Mathematik : Schlüsseltechnologie für die Zukunft ; Verbundprojekte zwischen Universität und Industrie. Springer 1997, pp. 626-636.

Hamacher, Anja and Moll, Christoph (1997) A New Heuristic for Vehicle Routing with Narrow Time Windows.
Published In: Selected papers of the Symposium on Operations Research (SOR) : Braunschweig, September 3 - 6, 1996 Springer 1997, pp. 301-306.

Hamacher, Anja and Hochstättler, Winfried and Moll, Christoph (2000) Tree Partitioning under Constraints -- Clustering for Vehicle Routing Problems.
Published in: Discrete Applied Mathematics Vol. 99 (1-3). pp. 55-69.

Hamacher, Anja (1997) Baumzerlegungen unter Nebenbedingungen -- Ein Clusterverfahren zur Lösung praktischer Vehicle-Routing-Probleme. PhD thesis.

Fekete, Sandor P. and Kremer, Jana (1998) Tree Spanners in Planar Graphs.
Published In: Graph theoretic concepts in computer science : 24th international workshop ; proceedings / WG '98, Smolenice Castle, Slovak Republic, June 18 - 20, 1998 , Lecture notes in computer science. 1517 Springer 1998, pp. 9-30.

Buchheim, Christoph and Jünger, Michael and Leipert, Sebastian (2002) Improving Walker's Algorithm to Run in Linear Time.
Published In: Graph drawing : 10th international symposium, GD 2002, Irvine, CA, USA, August 26 - 28, 2002 ; revised papers, Lecture notes in computer science. 2528 Springer 2002, pp. 347-364.

Andres, Dominique (2003) Spieltheoretische Kantenfärbungsprobleme auf Wäldern und verwandte Strukturen. Masters thesis.

Buchheim, Christoph and Jünger, Michael and Leipert, Sebastian (2006) Drawing Rooted Trees in Linear Time.
Published in: Software; Practice and Experience Vol. 36 (6). pp. 651-665.

Mallach, Sven (2011) On separation pairs and split components of biconnected graphs.
Technical Report , 16 p.

Schrader, Rainer (1983) Approximations to partitioning and subgraph problems on trees.
Published in: Discrete Applied Mathematics Vol. 6 (3). pp. 301-309.

Faigle, Ulrich and Schrader, Rainer (1986) Greene-Kleitman extension of ordered sets.
Published in: Methods of Operations Research Vol. 53. 251-255 .

Korte, Bernhard and Schrader, Rainer (1981) A survey on oracle techniques.
Published In: Mathematical Foundations of Computer Science ; Proceedings, 10th Symposium Štrbské Pleso, Czechoslovakia August 31 – September 4, 1981, Lecture Notes in Computer Science. 118 Springer 1981, pp. 61-77.

Fekete, Sandor P. and Khuller, Samir and Klemmstein, Monika and Raghavachari, Balaji and Young, Neal (1997) A network-flow technique for finding low-weight bounded-degree spanning trees.
Published in: Journal of Algorithms Vol. 24 (2). pp. 310-324.

Fekete, Sandor P. and Kremer, Jana (2001) Tree Spanners in Planar Graphs.
Published in: Discrete Applied Mathematics Vol. 108 (1-2). pp. 85-103.