@article{KUMEM_1995_3_2_a10,
     author = {I. H. Anellis},
     title = {Non-euclidean geometry in the pre-principia development of {Russell's} logical program, from an essay on the foundations of geometry (1897) to the axioms of geometry~(1899)},
     journal = {In memoriam N. I. Lobatschevskii},
     pages = {104--115},
     year = {1995},
     volume = {3},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KUMEM_1995_3_2_a10/}
}