@article{10_4064_sm_64_3_191_194,
     author = {Jaak Peetre},
     title = {Two observations on a theorem by {Coifman}},
     journal = {Studia Mathematica},
     pages = {191--194},
     publisher = {mathdoc},
     volume = {64},
     number = {3},
     year = {1979},
     doi = {10.4064/sm-64-3-191-194},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-64-3-191-194/}
}