4 files changed, 28 insertions, 0 deletions
diff --git a/gst/rtp/gstrtpamrdec.c b/gst/rtp/gstrtpamrdec.c
index c3d0604c..701f2dd3 100644
--- a/gst/rtp/gstrtpamrdec.c
+++ b/gst/rtp/gstrtpamrdec.c
@@ -21,6 +21,13 @@
 #include <string.h>
 #include "gstrtpamrdec.h"
 
+/* references:
+ *
+ * RFC 3267 - Real-Time Transport Protocol (RTP) Payload Format and File Storage Format 
+ *   for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio 
+ *   Codecs.
+ */
+
 /* elementfactory information */
 static GstElementDetails gst_rtp_amrdec_details = {
   "RTP packet parser",
diff --git a/gst/rtp/gstrtpamrdepay.c b/gst/rtp/gstrtpamrdepay.c
index c3d0604c..701f2dd3 100644
--- a/gst/rtp/gstrtpamrdepay.c
+++ b/gst/rtp/gstrtpamrdepay.c
@@ -21,6 +21,13 @@
 #include <string.h>
 #include "gstrtpamrdec.h"
 
+/* references:
+ *
+ * RFC 3267 - Real-Time Transport Protocol (RTP) Payload Format and File Storage Format 
+ *   for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio 
+ *   Codecs.
+ */
+
 /* elementfactory information */
 static GstElementDetails gst_rtp_amrdec_details = {
   "RTP packet parser",
diff --git a/gst/rtp/gstrtpamrenc.c b/gst/rtp/gstrtpamrenc.c
index a1e5ed86..198ce166 100644
--- a/gst/rtp/gstrtpamrenc.c
+++ b/gst/rtp/gstrtpamrenc.c
@@ -22,6 +22,13 @@
 
 #include "gstrtpamrenc.h"
 
+/* references:
+ *
+ * RFC 3267 - Real-Time Transport Protocol (RTP) Payload Format and File 
+ *    Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive 
+ *    Multi-Rate Wideband (AMR-WB) Audio Codecs.
+ */
+
 /* elementfactory information */
 static GstElementDetails gst_rtp_amrenc_details = {
   "RTP packet parser",
diff --git a/gst/rtp/gstrtpamrpay.c b/gst/rtp/gstrtpamrpay.c
index a1e5ed86..198ce166 100644
--- a/gst/rtp/gstrtpamrpay.c
+++ b/gst/rtp/gstrtpamrpay.c
@@ -22,6 +22,13 @@
 
 #include "gstrtpamrenc.h"
 
+/* references:
+ *
+ * RFC 3267 - Real-Time Transport Protocol (RTP) Payload Format and File 
+ *    Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive 
+ *    Multi-Rate Wideband (AMR-WB) Audio Codecs.
+ */
+
 /* elementfactory information */
 static GstElementDetails gst_rtp_amrenc_details = {
   "RTP packet parser",