Chun Jiang Zhu, Kam-yiu Lam. Source-wise round-trip spanners. Inf. Process. Lett., 124:42-45, 2017. [doi]
@article{ZhuL17-0, title = {Source-wise round-trip spanners}, author = {Chun Jiang Zhu and Kam-yiu Lam}, year = {2017}, doi = {10.1016/j.ipl.2017.04.009}, url = {https://doi.org/10.1016/j.ipl.2017.04.009}, researchr = {https://researchr.org/publication/ZhuL17-0}, cites = {0}, citedby = {0}, journal = {Inf. Process. Lett.}, volume = {124}, pages = {42-45}, }