@article{10_4064_sm214_2_1,
     author = {R\'emi Arcang\'eli and Juan Jos\'e Torrens},
     title = {Limiting behaviour of intrinsic seminorms 
 in fractional order {Sobolev} spaces},
     journal = {Studia Mathematica},
     pages = {101--120},
     publisher = {mathdoc},
     volume = {214},
     number = {2},
     year = {2013},
     doi = {10.4064/sm214-2-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm214-2-1/}
}