1. On interpolation by rational functions;Bagby;Duke Math. J.,1969
2. Potentiel d'équilibre et capacité des ensembles;Frostman;Comm. Sem. Math. Lund,1935
3. On interpolation and approximation by rational functions with preassigned poles;Shen;J. Chinese Math. Soc.,1936
4. Potential Theory in Modern Function Theory;Tsuji,1959
5. A duality in interpolation to analytic functions by rational functions;Walsh,1933