@article{VMUMM_2020_1_a4,
     author = {G. Z. Sharafutdinov},
     title = {Extension of a piecewise uniform composite rod},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {37--42},
     publisher = {mathdoc},
     number = {1},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2020_1_a4/}
}