Predisposal management of legacy radioactive materials at the PRR-1 storage facility - Menor, Rolando F.; Olivares, Ryan U.; Gatchalian, Ronald Daryll E.; Tare, Jeffrey D.; Mangulabnan, Dan Benneth C.; Gregorio, Eugene S.; Dela Cruz, Rafael Miguel M.; Andallo, Art Marcelo; Sion, Joshell Mharielle C. (Proceedings of the 43rd Samahang Pisika ng Pilipinas Physics Conference, 2025)