Akmal, Muhammad, and Annisa Syafitri Kurniasetiawati. “INVESTIGATION OF THE EFFECT OF WINDOW SHADES TYPE ON THE OTTV IN U COLLEGE BUILDING OF BANDUNG STATE POLYTECHNIC ”. AUSTENIT, vol. 15, no. 2, Oct. 2023, pp. 97-102, doi:10.53893/austenit.v15i2.7064.