SAP Function Module search on J_3K1

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J_3K1_BNKACCNR - Formating bank account number according to ZAP rules

J_3K1_MODELS_CHECK - Function for checking reference numbers against model number

J_3K1_MODELS_CREATE - Function for creating reference numbers against model number

J_3K1_MODULO11 - Concatenate control number according to modulo 11 rule

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