🌄Sukatno Wonogiri, known as Maskatno Giri, the alumnus of English P PS UNS Surakarta, the owner of sukatnowonogiribelajar.blogspot.com: a learning blog for his students

Prof. H. I. Elim, a Simple Physicist with 3 main writing issues: [1]. Creative and Innovative Intellectual Educator; [2]. Freedom of Innovation works (Kerja Merdeka Berkreasi), and [3]. Amazing Natural Resources of Indonesia Archipelago. Prof. Elim is originally a creative, innovative, and disruptive Indonesia physicist .