diff --git a/TS-0023-SDT_based_Information_Model_and_Mapping_for_Vertical_Industries.md b/TS-0023-SDT_based_Information_Model_and_Mapping_for_Vertical_Industries.md
index 08746473572ec374ec7a38e0dab92de34496af8f..0bcbf4ca28f40d7b1636fc1a8edd8efec1e9c93c 100644
--- a/TS-0023-SDT_based_Information_Model_and_Mapping_for_Vertical_Industries.md
+++ b/TS-0023-SDT_based_Information_Model_and_Mapping_for_Vertical_Industries.md
@@ -7104,7 +7104,6 @@ If a contentInfo attribute is not used, content attribute may change as follows:
 
 # Annex D (informative) Bibliography
 
-- oneM2M TS-0001: "Functional Architecture"
 - Open Mobile Alliance, OMA-TS-Blood-Pressure-Monitor-APIs-V1-0-20160419-C: "Blood Pressure Monitor APIs".
 
 	> NOTE: Available at [http://www.openmobilealliance.org/release/DWAPI/V1_0-20160419-C/OMA-TS-Blood_Pressure_Monitor_APIs-V1_0-20160419-C.pdf](http://www.openmobilealliance.org/release/DWAPI/V1_0-20160419-C/OMA-TS-Blood_Pressure_Monitor_APIs-V1_0-20160419-C.pdf)