@article{BSL_2020_49_4_a0,
     author = {Makinson, David},
     title = {The {Phenomenology} of {Second-Level} {Inference:} {Perfumes} in {The} {Deductive} {Garden}},
     journal = {Bulletin of the Section of Logic},
     pages = {327--342},
     publisher = {mathdoc},
     volume = {49},
     number = {4},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BSL_2020_49_4_a0/}
}