Marshall W. Bern, Paul E. Plassmann. The Steiner Problem with Edge Lengths 1 and 2. Inf. Process. Lett., 32(4):171-176, 1989.
@article{BernP89,
title = {The Steiner Problem with Edge Lengths 1 and 2},
author = {Marshall W. Bern and Paul E. Plassmann},
year = {1989},
tags = {e-science},
researchr = {https://researchr.org/publication/BernP89},
cites = {0},
citedby = {0},
journal = {Inf. Process. Lett.},
volume = {32},
number = {4},
pages = {171-176},
}