See:
- G.R.H. Wright : “Abu Qubur. The Parthian Building and its Affinities”, in: Hermann Gasche; Pons, N.; Verhoeven, K. & Warburton, D. A. (eds.). Fouilles d' Abu Qubur (1991). In: Mesopotamian History and Environment Series I. Northern Akkad Project Reports (NAPR) Vol. 7, 1991, p. 75-83