source: Each party, at its own expense, will provide and maintain the equipment, software, services and testing necessary for it to effectively and reliably transmit and receive such Documents.
target: Each party will provide and maintain the equipment, software, services and testing. This will be at its own expense. This is necessary for it to effectively and reliably transmit and receive such Documents.
references: Each party will provide and maintain the equipment, software, services and testing. This will be at its own expense. This is necessary for it to effectively and reliably transmit and receive such Documents.