diff --git a/doc/AudioTransport.rst b/doc/AudioTransport.rst
index 84c8189..6537ab9 100644
--- a/doc/AudioTransport.rst
+++ b/doc/AudioTransport.rst
@@ -4,11 +4,13 @@
 :sc-related: Classes/FluidBufAudioTransport
 :see-also: 
 :description: 
-   Interpolates between the spectra of two sounds using the Optimal Transport algorithm
+   Interpolates between the spectra of two sounds using optimal transport.
 
+:discussion:
+   Interpolates between the spectra of two sounds using the optimal transport algorithm. This enables morphing and hybridisation of the perceptual qualities of each source linearly.
    See Henderson and Solomonm (2019) AUDIO TRANSPORT: A GENERALIZED PORTAMENTO VIA OPTIMAL TRANSPORT, DaFx
 
-
+   https://arxiv.org/abs/1906.06763
 
 :control in2:
 
diff --git a/doc/BufAudioTransport.rst b/doc/BufAudioTransport.rst
index 309a1ca..1a08a46 100644
--- a/doc/BufAudioTransport.rst
+++ b/doc/BufAudioTransport.rst
@@ -4,11 +4,14 @@
 :sc-related: Classes/FluidAudioTransport
 :see-also: 
 :description: 
-   Interpolates between the spectra of two sounds using the Optimal Transport algorithm
+   Interpolates between the spectra of two sounds using optimal transport
 
-   See Henderson and Solomonm (2019) AUDIO TRANSPORT: A GENERALIZED PORTAMENTO VIA OPTIMAL TRANSPORT, DaFx
+:discussion:
+   Interpolates between the spectra of two sounds using the optimal transport algorithm. This enables morphing and hybridisation of the perceptual qualities of each source linearly.
 
+   See Henderson and Solomonm (2019) AUDIO TRANSPORT: A GENERALIZED PORTAMENTO VIA OPTIMAL TRANSPORT, DaFx
 
+   https://arxiv.org/abs/1906.06763
 
 :control sourceA: