All penalties of Death apply equally to Males and Females: Bava Kama 15a
How to handle a case in which a person is liable for both the death penalty and lashes: Makkot 13b
The court's obligation to minimize the discomfort involved in death [Beror Lo Mitah Yafah]: Sotah 8b
Procedure
The Court fasts on the day on which it administers capital punishment: Moed Katan 14b
The frequency of administration of the death penalty, in order for a court to be considered "bloodthirsty": Makkot 7a
How far judges would go to avoid administering capital punishment: Makkot 7a
Other Issues
Gd making sure a person suffers the equivalent of a death penalty he would have suffered at the hands of a court, were the court able to administer it: Sotah 8b