2013
Mohamed Hussein, Yohandri, Josaphat Tetuko S. S. & Ashraf Yahia, A low sidelobe level of circularly polarized microstrip array antenna for CP-SAR sensor, Journal Electromagnetic Waves and Applications (JEMWA-Taylor & Francis), Volume 27, Issue 15, October 2013, pages 1931-1941, (DOI:10.1080/09205071.2013.828577) (Link)
2012
Yohandri, J. T. Sri Sumantyo, and Hiroaki Kuze, “A New Triple Proximity-Fed Circularly Polarized Microstrip Antenna,” AEU (Elsevier) – International Journal of Electronics and Communications, Vol. 66, Issue 5, Pages 395–400, May 2012. (Link)
2011
Yohandri, V. Wissan, I. Firmansyah, P. Rizki Akbar, J.T. Sri Sumantyo, and H. Kuze, “Development of Circularly Polarized Array Antenna for Synthetic Aperture Radar Sensor Installed on UAV,” Progress in Electromagnetics Research C, Vol. 19, pp. 119-133, January 2011. (Link)
2009
Yohandri, Development of Viscosity Experiment Based on Personal Computer and Microcontroller MCS-51, Journal KK Saintek STAIN Batusangkar Vol. 1, No.2, 2009.
2008
Sufrawardi, Yohandri, Asrizal, On-off temperature controlling system by using microcontroller AT89C51 with thermocouple sensor. Journal Saintek Vol. XI, No.1, pp. 78-85, September 2008. ISBN 1410-8070. (Link)