@article{10_4064_sm_51_3_265_267,
     author = {Albrecht Pietsch},
     title = {Small ideals of operators},
     journal = {Studia Mathematica},
     pages = {265--267},
     publisher = {mathdoc},
     volume = {51},
     number = {3},
     year = {1974},
     doi = {10.4064/sm-51-3-265-267},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-51-3-265-267/}
}