@article{10_4153_CJM_1974_071_3,
     author = {Ahmad, Shafaat},
     title = {On {Implicational} {Completeness}},
     journal = {Canadian journal of mathematics},
     pages = {761--768},
     year = {1974},
     volume = {26},
     number = {3},
     doi = {10.4153/CJM-1974-071-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-071-3/}
}