Hayazawa, N. 2023. My Silver Jubilee at SPP: A look back at collaborations for 25 years. Proceedings of the Samahang Pisika ng Pilipinas, 41(1), SPP-2023-INV-1H-02. URL: https://proceedings.spp-online.org/article/view/SPP-2023-INV-1H-02.