Blog ini milik Petrus Paryono, sebagai pusat informasi bagi kegiatan, jasa/layanan konsultasi, serta pemikirannya. This blog belongs to Petrus Paryono, as an information center for his activities, consulting services, and thoughts.
B.Sc. in Physics (1983) Drs. in Physics (1984) M.Si. in Remote Sensing (1994) Dr. in Remote Sensing (2003) all from Universitas Gadjah Mada - Yogyakarta, Indonesia.