1. Design and Simulation of Cracks in A Four-Cylinder Engine Crankshaft Using Finite Element Method. (March 2019) Authors: Efendi, S; Andoko, Journal: IOP conference series Issue: Volume 494(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Determination System for House Improvement Recipients In Serdang Bedagai By Using Clustering K-Means Method And Višekriterijumsko Kompromisno Rangiranje (Vikor). Issue 1 (April 2021) Authors: Andayani, U; Efendi, S; Siregar, N N U; Syahputra, M F Journal: Journal of physics Issue: Volume 1830:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Fire Extinguisher Robot Using Ultrasonic Camera and Wi-Fi Network Controlled with Android Smartphone. (March 2017) Authors: Siregar, B; Purba, H A; Efendi, S; Fahmi, F Journal: IOP conference series Issue: Volume 180(2017) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Monitoring the Value of Water Quality and Condition Parameters Using the Open Sensor Aquarium. (August 2019) Authors: Siregar, B; Rachman, F; Efendi, S; Sulindawaty, Journal: Journal of physics Issue: Volume 1255(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Optimization and Computing Model of Fish Resource Supply Chain Distribution Network. Issue 1 (June 2021) Authors: Nurdin, ; Zarlis, M; Tulus, ; Efendi, S Journal: Journal of physics Issue: Volume 1898:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Optimization Metrics Model: The Mobile Wallet for Merchant Ecosystem. (June 2020) Authors: Syah, R; Nasution, M K M; Nababan, E B; Efendi, S Journal: Journal of physics Issue: Volume 1566(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Seed vigor testing of coffee [Coffea sp.] to gibberellin hormone [GA3] concentration and water temperature differences. Issue 1 (May 2021) Authors: Suhendra, D; Efendi, S; Aisyah, S; Saragih, S H Y Journal: IOP conference series Issue: Volume 741:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Sensitivity Analysis in Data Envelopment Analysis for Interval Data. (August 2019) Authors: Nasution, N H; Efendi, S; Tulus, Journal: Journal of physics Issue: Volume 1255(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. The genetic decomposition of students about infinite series through the ethnomathematics of Bengkulu, Indonesia. (February 2020) Authors: Widada, W; Efendi, S; Herawaty, D; Nugroho, K U Z; Putri, F R Journal: Journal of physics Issue: Volume 1470(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. Waspmote-Based Landslide Early Disaster Detection System with GSM Communication. (June 2020) Authors: Fachrizal, F; Zarlis, M; Efendi, S Journal: Journal of physics Issue: Volume 1566(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗