@article{10_4153_CJM_1980_112_4,
     author = {Faierman, M. and Knowles, I.},
     title = {Minimal {Operators} for {Schrodinger-Type} {Differential} {Expressions} with {Discontinuous} {Principal} {Coefficients}},
     journal = {Canadian journal of mathematics},
     pages = {1423--1437},
     year = {1980},
     volume = {32},
     number = {6},
     doi = {10.4153/CJM-1980-112-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1980-112-4/}
}