Np. tutaj:
"In a last step, the contract and cost relevant information reported by SAP had to be integrated to the system of rules. They had to be billed and transmitted together with the measured volumes and preset parameters to SAP for accounting services. Thus, the bill runs through a fixed procedure for acceptance of services, in which the captured data sets are delivered to the proper officer at the customer’s site via an Internet portal in order to be checked."
http://www.nicetec.de/en/customers/references/basf-it-servic...
"I would say that you definitely want to have your invoice drop-date (when the customers receives the invoice either/both in electronic and paper forms) as soon as possible as you billing procedures (bill cycle, bill run, etc. whatever you call it) have been completed. "
http://www.thelocal.se/discuss/index.php?showtopic=50602