@article{SJC_2018_12_1-2_a0,
     author = {Shoikova, Elena},
     title = {Preface},
     journal = {Serdica Journal of Computing},
     pages = {001--004},
     publisher = {mathdoc},
     volume = {12},
     number = {1-2},
     year = {2018},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/SJC_2018_12_1-2_a0/}
}