Citation: E. Opalinski, Zbigniew Gorajski (1596-1655). A study in the history of the Protestant nobility in Little Poland in the first half of the 17th century, ACT POL HIS, (83), 2001, pp. 211-213
Citation: E. Opalinski, Crisis and reform. The Kyivan Metropolitanate, the Patriarchate of Constantinople and the genesis of the Union of Brest, ACT POL HIS, (82), 2000, pp. 213-217
Citation: E. Opalinski, Parliamentarism and legislature throughout the ages. Works dedicated to Professor Stanislaw Plaza on the seventieth anniversary of his birth, ACT POL HIS, (82), 2000, pp. 241-242
Citation: E. Opalinski, A compendium of the crown public register. Vice-Chancellor Tomasz Zamoyski's book of entries from the years 1628-1635, ACT POL HIS, (82), 2000, pp. 259-260
Citation: E. Opalinski, Exiles from the East. Exiles in the Polish Commonwealth in the last years of John Casimir's reign and in the reign of Michael Korybut Wisniowiecki, ACT POL HIS, (80), 1999, pp. 246-247
Citation: E. Opalinski, Conventions of the gentry under the Polish crown during the first two interregnums following the death of Sigismund Augustus, ACT POL HIS, (79), 1999, pp. 258-259
Citation: E. Opalinski, Fortresses of the Polish-Lithuanian Commonwealth. A study on the construction of stable fortifications in the 17th century Polish Lithuanian state, ACT POL HIS, (79), 1999, pp. 259-259