I already checked that, they are reference:
<Reference Include="Castle.Components.Binder, Version=1.0.3.0,
Culture=neutral, PublicKeyToken=407dd0808d44fbdc,
processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk\Castle.Components.Binder.dll</
HintPath>
</Reference>
<Reference Include="Castle.Components.Common.EmailSender,
Version=1.0.3.0, Culture=neutral, PublicKeyToken=407dd0808d44fbdc,
processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk
\Castle.Components.Common.EmailSender.dll</HintPath>
</Reference>
<Reference Include="Castle.Components.Validator, Version=1.0.3.0,
Culture=neutral, PublicKeyToken=407dd0808d44fbdc,
processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk
\Castle.Components.Validator.dll</HintPath>
</Reference>
<Reference Include="Castle.Core, Version=1.1.0.0, Culture=neutral,
PublicKeyToken=407dd0808d44fbdc, processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk\Castle.Core.dll</HintPath>
</Reference>
<Reference Include="Castle.MonoRail.Framework, Version=1.0.3.0,
Culture=neutral, PublicKeyToken=407dd0808d44fbdc,
processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk
\Castle.MonoRail.Framework.dll</HintPath>
</Reference>
<Reference Include="Castle.MonoRail.Framework.Views.NVelocity,
Version=1.0.3.0, Culture=neutral, PublicKeyToken=407dd0808d44fbdc,
processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk
\Castle.MonoRail.Framework.Views.NVelocity.dll</HintPath>
</Reference>
<Reference Include="NVelocity, Version=1.0.3.0, Culture=neutral,
PublicKeyToken=407dd0808d44fbdc, processorArchitecture=MSIL">
<SpecificVersion>False</SpecificVersion>
<HintPath>..\..\lib\monorail-trunk\NVelocity.dll</HintPath>
</Reference>
(
http://bitbucket.org/Tigraine/ic-website/src/tip/src/ImagineClub.Web/
ImagineClub.Web.csproj)