@article{10_4064_cm_63_2_187_190,
     author = {Daniel Oberlin},
     title = {Multilinear proofs for two theorems on circular averages},
     journal = {Colloquium Mathematicum},
     pages = {187--190},
     publisher = {mathdoc},
     volume = {63},
     number = {2},
     year = {1992},
     doi = {10.4064/cm-63-2-187-190},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-63-2-187-190/}
}