Question: what is the source of information for account receivables
[{'answer': 'invoices', 'provenance': [{'wikipedia_id': '454789', 'title': 'Accounts receivable', 'start_paragraph_id': 1, 'start_character': 215, 'end_paragraph_id': 1, 'end_character': 223, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'invoices raised by a business and delivered to the customer for payment within an agreed time frame'}, {'provenance': [{'wikipedia_id': '454789', 'title': 'Accounts receivable', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 649, 'bleu_score': 0.8970166576778691, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2551453545594364040}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '454789', 'title': 'Accounts receivable', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2551453545594364040}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '454780', 'title': 'Accounts payable', 'section': 'Section::::Overview.\n', 'start_paragraph_id': 6, 'end_paragraph_id': 6, 'meta': {'evidence_span': ["In households, accounts payable are ordinarily bills from the electric company, telephone company, cable television or satellite dish service, newspaper subscription, and other such regular services. Householders usually track and pay on a monthly basis by hand using cheques, credit cards or internet banking. In a business, there is usually a much broader range of services in the AP file, and accountants or bookkeepers usually use accounting software to track the flow of money into this liability account when they receive invoices and out of it when they make payments. Increasingly, large firms are using specialized Accounts Payable automation solutions (commonly called ePayables) to automate the paper and manual elements of processing an organization's invoices.", "In households, accounts payable are ordinarily bills from the electric company, telephone company, cable television or satellite dish service, newspaper subscription, and other such regular services. Householders usually track and pay on a monthly basis by hand using cheques, credit cards or internet banking. In a business, there is usually a much broader range of services in the AP file, and accountants or bookkeepers usually use accounting software to track the flow of money into this liability account when they receive invoices and out of it when they make payments. Increasingly, large firms are using specialized Accounts Payable automation solutions (commonly called ePayables) to automate the paper and manual elements of processing an organization's invoices."]}}]}, {'provenance': [{'wikipedia_id': '454789', 'title': 'Accounts receivable', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['These are generally in the form of invoices raised by a business', 'Accounts receivable are legally enforceable claims for payment held by a business for goods supplied and/or services rendered that customers/clients have ordered but not paid for. These are generally in the form of invoices raised by a business and delivered to the customer for payment within an agreed time frame. Accounts receivable is shown in a balance sheet as an asset. It is one of a series of accounting transactions dealing with the billing of a customer for goods and services that the customer has ordered. These may be distinguished from notes receivable, which are debts created through formal legal instruments called promissory notes.']}}]}]