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Singleton design pattern – A simple yet useful example | SAP Blogs
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ABAP Design Patterns in ABAP Objects (SAP PRESS): Kerem Koseoglu: 9781493214648: Amazon.com: Books
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Static Class Vs Singleton Class – What to use when | SAP Blogs
Singleton design pattern – A simple yet useful example | SAP Blogs
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Singleton design pattern – A simple yet useful example | SAP Blogs
Singleton design pattern – A simple yet useful example | Singleton, Pattern design, Pattern
