Geelhaar, L., Márquez, J., Jacobi, K., Kley, A., Ruggerone, P., & Scheffler, M. (1999). A scanning tunneling microscopy study of the GaAs(112) surfaces. Microelectronics Journal, 30(4-5), 393-396. doi:10.1016/S0026-2692(98)00141-4.