Ayriza, Yulia. “Developing Module of Personal-Social Guidance for Guidance and Counseling Teachers in Special Region of Yogyakarta to Increase Psychological Preparedness of Senior High School Students in Facing Natural Disaster”. Jurnal Kependidikan: Penelitian Inovasi Pembelajaran, vol. 39, no. 2, Nov. 2009, doi:10.21831/jk.v39i2.77.