Guía Práctica Core Data Services (CDS) en SAP https://erpfiles.com/WAVmo8fm/guia-practica-core-data-services-cds-in-sap.pdfhttps://mega.nz/file/yQ9l3LDQ#uq_ytYjYFO-wpLXA9vS5iwExYWIDB_dPuhVFsyqA35chttps://disk.yandex.com.tr/i/MmCiNBNgV6ID0whttps://drive.google.com/file/d/1pv3cc8iQUooLSpDjtCN5NDwi6UOuYx_9/view?usp=sharing