@article{MET_1975__22_175651,
     author = {B.D. Sharma and R. Autar},
     title = {On {Information-Improvement.}},
     journal = {Metrika},
     pages = {27--34},
     publisher = {mathdoc},
     volume = {22},
     year = {1975},
     zbl = {0302.94009},
     url = {http://geodesic.mathdoc.fr/item/MET_1975__22_175651/}
}