David Hilchens Juristenkorrespondenz vs juristische KorrespondenzSiimets-Gross, Hesi; Hoffmann, ThomasLetters, Law and Court in Polish Livonia – the Case of David Hilchen : International conference in Tallinn, 16.04-17.04, 20192019 / p. 1 https://www.utkk.ee/wp-content/uploads/2019/03/programm-hilchen-1.pdf