1. [AS1] D. Aharonov and H. S. Shapiro,A minimal area problem in conformal mapping, Preliminary Report, Royal Institute of Technology Research Report, TRITA-MAT-1973-7, Stockholm, 1973.
2. [AS2] D. Aharonov and H. Shapiro,A minimal area problem in conformal mapping, inCanterbury 1973 (J. Clunie and W. K. Hayman, eds.), London Math. Soc. Lecture Note Ser.12, Cambridge Univ. Press, 1973, pp. 1–5.
3. [AS3] D. Aharonov and H. S. Shapiro,Domains on which analytic functions satisfy quadrature identities, J. Analyse Math.30 (1976), 39–73.
4. [AS4] D. Aharonov and H. S. Shapiro,A minimal area problem in conformal mapping, Preliminary Report, II, Royal Institute of Technology Research Report, TRITA-MAT-1978-5, Stockholm, 1978.
5. [ASS] D. Aharonov, H. S. Shapiro and A. Yu. Solynin,A minimal area problem in conformal mapping, J. Analyse Math.78 (1999), 157–176.