Pengarang: Maria Silvia Pini, Francesca Rossi, Kristen Brent Venable, and Toby Walsh
| No. Panggil: Journal of Logic and Computation June 2009, 19 (3), p. 475-502
| Penerbitan: Oxford University Press
Pengarang: Giuliano Grossi, Massimo Marchi, Enrico Pontelli, and Alessandro Provetti
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 697-715
| Penerbitan: Oxford University Press
Pengarang: Giovambattista Ianni, Alessandra Martello, Claudio Panetta, and Giorgio Terracina
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 671-695
| Penerbitan: Oxford University Press
Pengarang: Francesco Ricca, Lorenzo Gallucci, Roman Schindlauer, Tina Dell’Armi,dll
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 643-670
| Penerbitan: Oxford University Press
Pengarang: Martin Brain and Marina De Vos
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 615-641
| Penerbitan: Oxford University Press
Pengarang: Emilia Oikarinen and Tomi Janhunen
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 591-613
| Penerbitan: Oxford University Press
Pengarang: Igor Stéphan, Benoit Da Mota, and Pascal Nicolas
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 565-590
| Penerbitan: Oxford University Press
Pengarang: Martin Gebser, Mona Gharib, Robert Mercer, and Torsten Schaub
| No. Panggil: Journal of Logic and Computation August 2009, 19 (4), p. 539-564
| Penerbitan: Oxford University Press