Nanda Tria Yasinta, Inge Anggitasari, Cahyo Purnomo Prasetyo and Susilowati Susilowati (2025) “Design of Reinforced Concrete Floor Slabs in a 3-Story Office Building in Lumajang Regency”, International Journal of Health Engineering and Technology, 4(4). doi: 10.55227/ijhet.v4i4.446.