@article{Lindenmayer_1968,
    doi = {10.1016/0022-5193(68)90080-5},
    url = {https://doi.org/10.1016%2F0022-5193%2868%2990080-5},
    year = {1968},
    month = {mar},
    publisher = {Elsevier {BV}},
    volume = {18},
    number = {3},
    pages = {300--315},
    author = {Aristid Lindenmayer},
    title = {Mathematical models for cellular interactions in development {II}. Simple and branching filaments with two-sided inputs},
    journal = {Journal of Theoretical Biology}
}

@article{Lindenmayer_1968, doi = {10.1016/0022-5193(68)90080-5}, url = {https://doi.org/10.1016%2F0022-5193%2868%2990080-5}, year = {1968}, month = {mar}, publisher = {Elsevier {BV}}, volume = {18}, number = {3}, pages = {300--315}, author = {Aristid Lindenmayer}, title = {Mathematical models for cellular interactions in development {II}. Simple and branching filaments with two-sided inputs}, journal = {Journal of Theoretical Biology} }