"Yamada Meiji has shown by careful textual analysis that the text as a whole is composed of four parts, of which the frame narrative prologue that concerns us most is one, and that the four parts were stitched together to form the present text at some stage later than their separate composition." (As summarised in Radich 2011, 46.)
"Yamada Meiji has shown by careful textual analysis that the text as a whole is composed of four parts, of which the frame narrative prologue that concerns us most is one, and that the four parts were stitched together to form the present text at some stage later than their separate composition." (As summarised in Radich 2011, 46.) T0365; 佛說觀無量壽佛經