niekolko zaujimavych knih na online citanie, ci stiahnutie
http://archive.org/search.php?query=creator%3A%22Friebeisz%2C+Istv%C3%A1... [2]
http://mek.oszk.hu/09300/09379/cimkes.html [3]
http://genealogia.okiem.pl/forum/index.php?sid=1736b4f3102598c7c2007babc... [4]
Odkazy:
[1] https://www.obnova.sk/uzivatel/vkotruszova
[2] http://archive.org/search.php?query=creator%3A%22Friebeisz%2C+Istv%C3%A1n%2C+1822%3F-1890%22
[3] http://mek.oszk.hu/09300/09379/cimkes.html
[4] http://genealogia.okiem.pl/forum/index.php?sid=1736b4f3102598c7c2007babc60bf2db
[5] https://www.obnova.sk/archeologia-historia-genealogia/genealogia-heraldika
[6] https://www.obnova.sk/stitky/erb
[7] https://www.obnova.sk/stitky/literatura
[8] https://www.obnova.sk/stitky/pecat
[9] https://www.obnova.sk/stitky/rody
[10] https://www.obnova.sk/stitky/uhorsko