Larasati, I. N., and M. Muwakhidah. “The Validity of Pori Media (Speaking Room Podcast) in Improving High School Students’ Self Esteem”. Nusantara of Research : Jurnal Hasil-Hasil Penelitian Universitas Nusantara PGRI Kediri, vol. 10, no. 1, Mar. 2023, pp. 123-36, doi:10.29407/nor.v10i1.18633.