Is bleeding automatic when the womb opens
Verses in Tanach
Talmud / Midrash, and commentaries
Keritut 10a
Niddah 21a-b; 38a
Tosafot Keritut 10a s.v. "Ka Mashma Lan"
Post Talmud / Midrash, Pre-Rishonim
Mishneh Torah and commentaries
Hilchot Issurei Biah 5:13; 11:12
Magid Mishneh Hilchot Issurei Biah 5:13
Raavad Hilchot Issurei Biah 5:13; 11:12
Rishonim [Pre-"Code of Jewish Law"]
Tur, Shulchan Aruch ["Code of Jewish Law"] and Commentaries
Beit Yosef Yoreh Deah 188 s.v. beDavka; Yoreh Deah 194
Shulchan Aruch Tur Yoreh Deah 188:3; 194:2
Acharonim [Post-"Code of Jewish Law"]
Noda beYehudah Yoreh Deah 120; Kuntrus Acharon 116, Kuntrus Acharon 354
Yeshuot Malko Yoreh Deah 21
Recent Authorities
To add sources or to suggest topics for source material, please e-mail me [Mordechai Torczyner] at: 
. All submissions are welcome and encouraged, and will be credited!
