@misc{indiciae9e114ae19831,
  title = {Competition between two species for two complementary or substitutable resources.},
  author = {J A León and D B Tumpson},
  year = {1975},
  doi = {10.1016/0022-5193(75)90032-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/1127957/},
  note = {Source identifier: 1127957}
}