@article{oai:repository.dl.itc.u-tokyo.ac.jp:00040057,
 author = {Yoshitomi, Shuhei},
 issue = {2},
 journal = {Journal of mathematical sciences, the University of Tokyo},
 month = {Oct},
 pages = {135--157},
 title = {Tropical Jacobians in R2},
 volume = {17},
 year = {2010}
}