S. Suprihatin, “IMPROVING TEACHERS’ ABILITY IN USING WHATSHAPP VOICE NOTE FACILITIES AS A MEDIA FOR DISTANCE LEARNING THROUGH INTEGRATED GUIDANCE ACTIVITIES AT SD BOROSUCI KAPANEWON KALIBAWANG KABUPATENKULON PROGO ACADEMIC YEAR 2020/2021”, Int. J. Chem. Educ. Res., vol. 5, no. 2, pp. 91–96, Oct. 2021.