Click here to view master references table. (SWEREF-083) NPR 7150.2C NASA Software Engineering Requirements, NPR 7150.2C, Effective Date: August 02, 2019, Expiration Date: August 02, 2024Contains link to full text copy in PDF format. Copy attached to this SWEREF. (SWEREF-265) NPR 7150.2B NASA Software Engineering Requirements, NPR 7150.2B, Effective Date: November 19, 2014, Expiration Date: November 19, 2019Copy attached to this SWEREF. (SWEREF-278) SOFTWARE ASSURANCE AND SOFTWARE SAFETY STANDARD NASA-STD-8739.8A , NASA TECHNICAL STANDARDS SYSTEM, Approved 2020-06-01 Superseding "NASA-STD-8739.8, With Change 1"