@article{BSL_2016_45_1_a1,
     author = {Ili\'c, Mirjana},
     title = {An {Alternative} {Natural} {Deduction} for the {Intuitionistic} {Propositional} {Logic}},
     journal = {Bulletin of the Section of Logic},
     publisher = {mathdoc},
     volume = {45},
     number = {1},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BSL_2016_45_1_a1/}
}