Disclosed herein is a communication device for vehicular radio communications. The communication device includes one or more processors configured to identify a plurality of vehicular communication devices that form a cluster of cooperating vehicular communication devices. The one or more processors also determine channel resource allocations for the plurality of vehicular communication devices that includes channel resources allocated for a first vehicular radio communication technology and channel resources allocated for a second vehicular radio communication technology. The one or more processors also transmit the channel resource allocation to the plurality of vehicular communication devices.