@article{MMNP_2008_3_7_a11,
     author = {Y. Yang and D. Xu and Z. Feng},
     title = {Analysis of a {Model} with {Multiple} {Infectious} {Stages} and {Arbitrarily} {Distributed} {Stage} {Durations}},
     journal = {Mathematical modelling of natural phenomena},
     pages = {180--193},
     publisher = {mathdoc},
     volume = {3},
     number = {7},
     year = {2008},
     doi = {10.1051/mmnp:2008049},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/mmnp:2008049/}
}