diff --git a/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/c_RelativePermeabilityUdellNonwettingPhase.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/c_RelativePermeabilityUdellNonwettingPhase.md
new file mode 100644
index 0000000000000000000000000000000000000000..f078bc1c45d3232a107b5986cca4ad668554a4b7
--- /dev/null
+++ b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/c_RelativePermeabilityUdellNonwettingPhase.md
@@ -0,0 +1 @@
+\copydoc MaterialPropertyLib::RelPermUdellNonwettingPhase
diff --git a/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_min_relative_permeability.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_min_relative_permeability.md
new file mode 100644
index 0000000000000000000000000000000000000000..11622eb1d8fb031710d762f53494164ee87af27a
--- /dev/null
+++ b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_min_relative_permeability.md
@@ -0,0 +1 @@
+The minimal relative permeability.
diff --git a/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_residual_gas_saturation.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_residual_gas_saturation.md
new file mode 100644
index 0000000000000000000000000000000000000000..323809a94a366a6cac9e44fb2a4d687816775f57
--- /dev/null
+++ b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_residual_gas_saturation.md
@@ -0,0 +1 @@
+The smallest degree of saturation of the gas phase.
diff --git a/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_residual_liquid_saturation.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_residual_liquid_saturation.md
new file mode 100644
index 0000000000000000000000000000000000000000..323809a94a366a6cac9e44fb2a4d687816775f57
--- /dev/null
+++ b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdellNonwettingPhase/t_residual_liquid_saturation.md
@@ -0,0 +1 @@
+The smallest degree of saturation of the gas phase.