I tuned into a Dzogchen Community webcast around new year's 2008 on the topic of Longchenpa's Four Dharmas. I didn't take careful enough notes on how to track down the root text for this teaching. Can anyone point me toward the correct document? has it been translated into legible English?
Great River Tendai Sangha: a Tendai Buddhist community in Alexandria, Virginia, USA (near Washington, DC):