11. Retraction: Effect of Types and Gap on Spark Plugs on Exhaust Emissions on the 110CC Double Wheel Vehicles and Its Dissemination Using Website (J. Phys.: Conf. Ser.1114 012097). (7th February 2019) Authors: Ginting, Tinus; Manurung, Hotler; Harahap, Astro Julida; Ongko, Erianto; Hartono, H; Abdullah, Dahlan; Erliana, Cut Ita; Saddhono, Kundharu; Sriadhi, S; Supriyono, ; Iskandar, Akbar; Saleh, A A; Sudarsana, I Ketut Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012165 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
12. Retraction: Efforts to Overcome Cyber Crime Actions in Indonesia (J. Phys.: Conf. Ser.1114 012081). (7th February 2019) Authors: Hatta, Muhammad; Rajamanickam, Ramalinggam; Abdullah, Dahlan; Hartono, H; Bunga, Marten; Adji, Hari Sapto; Amiruddin, ; Djanggih, Hardianto; Hipan, Nasrun; Salle, S; Salmawati, S; Azis, Abdul; Wahab, Mirnawanti; Karinda, Kisman; Saleh, A A; Sudarsana, I Ketut; Purnomo, Agung; Anam, Fatkul; Rianit... Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012159 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
13. Retraction: Electronic Model for Election of Governor of Student Executive Board (BEM) with Radio Frequency Identification (RFID) Reading on Student Identity Card (J. Phys.: Conf. Ser.1114 012098). (7th February 2019) Authors: Gultom, Togar Timoteus; Ongko, Erianto; Manurung, Hotler; Harahap, Astro Julida; Hartono, H; Abdullah, Dahlan; Erliana, Cut Ita; Sriadhi, S; Supriyono, ; Iskandar, Akbar; Brata, Diah Puji Nali; Saleh, A A; Yuniningsih, ; Daengs, Achmad; Hadikurniawati, Wiwien; Winarno, Edy Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012166 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
14. Retraction: Implementation Method CUSUM To Determine The Accident Prone Areas in Web Based (J. Phys.: Conf. Ser.1114 012093). (7th February 2019) Authors: Dinata, Rozzi Kesuma; Abdullah, Dahlan; Hartono, H; Erliana, Cut Ita; Riasti, Berliana Kusuma; Iskandar, Akbar; Sari, Ifit Novita; Nurmawati, ; Nanuru, Ricardo Freedom; Putri, Lusi Dwi; Manurung, Rosida Tiurma; Sriadhi, S.; Saleh, A A; Astari, T; Khaddafi, Muammar Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012164 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
15. Retraction: Sylabus and Matrials Design for Vocational Student and Its Dissemination Using Website (J. Phys.: Conf. Ser.1114 012023). (7th February 2019) Authors: Harahap, Astro Julida; Ongko, Erianto; Kurnia, Dian; Manurung, Hotler; Hartono, H; Abdullah, Dahlan; Erliana, Cut Ita; Djanggih, Hardianto; Saddhono, Kundharu; Rianita, Dian; Setiawan, Muhammad Ikhsan; Setiawan, Yuliyanto Budi; Manurung, Rosida Tiurma; Sriadhi, S; Sinurat, Mangasi; Siregar, Aisya... Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012144 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
16. Retraction: The Effect of Mixed Pertamax with Tuak Nias (Tuonifaro) on Fuel Consumption at 125CC Machine and Its Dissemination Using Website (J. Phys.: Conf. Ser.1114 012075). (7th February 2019) Authors: Tarigan, Kristian; Ongko, Erianto; Hartono, H; Abdullah, Dahlan; Erliana, Cut Ita; Nurmawati, ; Sallu, Sulfikar; Sriadhi, S; Iskandar, Akbar; Kurniasih, Nuning; Daengs, Achmad; Nanuru, Ricardo Freedom; Saleh, A A; Setiawan, Muhammad Ikhsan; Hadikurniawati, Wiwien; Winarno, Edy Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012157 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
17. Retraction: Variation Ignition Timing Against Environmentally Friendly Gas Exhaust Emissions on 7K Gasoline Engine and Its Dissemination Using Website (J. Phys.: Conf. Ser.1114 012054). (7th February 2019) Authors: Sihombing, Rudi Adolf Hotman; Telaumbanua, Fatolosa; Manurung, Hotler; Hartono, H; Abdullah, Dahlan; Erliana, Cut Ita; Nanuru, Ricardo Freedom; Parwito, ; Suwarni, ; Susena, Karona Cahya; Aprilianasari, Indah; Abdussakir, ; Saleh, A A; Setiawan, Muhammad Ikhsan; Sriadhi, S Journal: Journal of physics Issue: Volume 1114(2018) Page Start: 012150 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
18. Speed Control of Three Phase Induction Motor Using Universal Bridge and PID Controller. (November 2019) Authors: Hartono, H; Sudjoko, R I; Iswahyudi, P Journal: Journal of physics Issue: Volume 1381(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
19. Study method accordance for presstool design learning between POLINES and PT Mekar Armada Jaya in the framework of link & match. Issue 1 (March 2021) Authors: Wattimena, R M; Ardjo, A S; Hartono, H; Alfauzi, A S Journal: IOP conference series Issue: Volume 1108:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
20. The effect of different substrates on oyster mushroom (Pleurotus ostreatus) spawn growth. Issue 1 (November 2021) Authors: Muslimin, R; Hartono, H; Rachmawaty, R; Ali, A; Junda, M; Pagarra, H; Azis, A A.; Muis, A; Jumadi, O Journal: IOP conference series Issue: Volume 911:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗