=== Polisch Odessa ===
* [https://thebhc.org/sites/default/files/beh/BEHprint/v017/p0103-p0114.pdf Centralizing Firms and Spreading Markets:The World of International Grain Traders, 1846-1914]* [https://www.google.com/books/edition/De_Bow_s_Review/0rA2AQAAMAAJ?hl=en&gbpv=1&bsq=polish%20odessa De Bow's Review 1854]