The following publications are possibly variants of this publication:
- The capacitated minimum spanning tree problem: revisiting hop-indexed formulationsLuis Gouveia, Pedro Martins. cor, 32:2435-2452, 2005. [doi]
- A new Lagrangean relaxation approach for the hop-constrained minimum spanning tree problemLuis Gouveia, Cristina Requejo. eor, 132(3):539-552, 2001. [doi]
- Modeling hop-constrained and diameter-constrained minimum spanning tree problems as Steiner tree problems over layered graphsLuis Gouveia, Luidi Simonetti, Eduardo Uchoa. mp, 128(1-2):123-148, 2011. [doi]