Tilopa's Mahamudra Instruction to Naropa
Mahamudra in a nutshell.
Saraha's Royal Song
Mahamudra according to Saraha
Masters of Mahamudra
The Mahasiddhas' Mahamudra Practice
Nagarjuna's Twenty Verses on the Middle Way
Maitripa's Essential Mahamudra Verses
translated by Nicole Riggs