I am not an expert in this world but I believe the regulation you are looking for is AR 210-50. Page 25 seems to address the space issue and Table 4-3 appears to provide a listing of furniture that is required. You need to make sure I am using the correct section of this regulation. In other words comparing apples to apples because there are several variables that can impact the answer.
E-1/E-4 get 90 square foot of net living area and not more than four per room. Note 1 states: The net living area of a private room or suite is measured from the inside face of the peripheral wall and includes all such enclosed, unshared spaces and partitions. The net living area is a shared room comprises the clear area in the sleeping room allocated for an individual’s bed, locker, and circulation; it excludes lounges, bathrooms, hallways, door swing areas, and storage areas designated for military mobility and/or field gear or equipment. In open bay, net living area is one equal share per person. The open bay comprises all within the peripheral walls.