@article{MMNP_2008_3_2_a2, author = {E. S. Zeron}, title = {Positive and {Negative} {Feedback} in {Engineering} and {Biology}}, journal = {Mathematical modelling of natural phenomena}, pages = {67--84}, publisher = {mathdoc}, volume = {3}, number = {2}, year = {2008}, doi = {10.1051/mmnp:2008055}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.1051/mmnp:2008055/} }