@article{10_4153_CJM_1974_004_7,
     author = {Muldowney, J. S. and Willett, D.},
     title = {An {Intermediate} {Value} {Property} for {Operators} with {Applications} to {Integral} and {Differential} {Equations}},
     journal = {Canadian journal of mathematics},
     pages = {27--41},
     year = {1974},
     volume = {26},
     number = {1},
     doi = {10.4153/CJM-1974-004-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-004-7/}
}