1841
Published: 1920
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 321
1842
1843
1844
Published: 1990
Superior document: Teoretičeskie osnovy radiotechniki 2
1845
1846
Published: 1987
Superior document: Stanovlenie kapitalizma kak razrešenie protivorečij tovarnogo feodalʹnogo proizvodstva (na materiale pribaltijskich gubernij Rossii) 2
1847
1848
1849
1850
Published: 1914
Superior document: Sbornik Muzeja po Antropologii i Ėtnografii pri Imperatorskoj Akademii Nauk 2,2
1851
1852
1853
1854
1855
Published: 1935
Superior document: Naselenieto na Turcija i Bălgarija prez XVIII i XIX v. ; bibliografski izdirvanija s statistični i etnografski danni 4
1856
Published: 1971
Publisher: Наукова Думка / Naukova Dumka
1857
1858
1859
1860