Ira Purnama

Occupational Health and Safety Management

Geotechnical and construction materials studies

Sports and Physical Education Research

Source: Jurnal Pengabdian Masyarakat Progresif Humanis Brainstorming

Authors: Heri Setiawan; Ira Purnama; Ilham Syahrul Jiwandono; A. Hari Witono; Itsna Oktaviyanti

article cite 4 Year 2021 Open Access