%0 Journal Article %A Leonardo Colzani, Peter Sjögren %T Translation-invariant operators on Lorentz spaces $L(1,q)$ with $0 < q < 1$ %J Studia Mathematica %D 1999 %P 101-124 %V 132 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-132-2-101-124/ %R 10.4064/sm-132-2-101-124 %G en %F 10_4064_sm_132_2_101_124