TY - JOUR TI - Impurity Problem in the Ising Model AU - K. Sawada AU - Takeo Osawa PY - 1972 JO - Progress of Theoretical Physics DO - 10.1143/ptp.47.1438 UR - https://doi.org/10.1143/ptp.47.1438 AB - Progress of Theoretical Physics Vol. 49 No. 1 (1973) pp. 83-88 Critical Properties of Ising Models Containing Dilute Impurities Takeo Osawa and Katuro Sawada Progress of Theoretical Physics Vol. 50 No. 4 (1973) pp. 1232-1239 Critical Properties of Ising Models Containing Dilute Impurities. II Katuro Sawada and Takeo Osawa ER -