Pengarang: Juan Perote-Peña and Ashley Piggins
| No. Panggil: Journal of Logic and Computation June 2009, 19 (3), p. 503-515
| Penerbitan: Oxford University Press
Pengarang: Murdoch J. Gabbay and Aad Mathijssen
| No. Panggil: Journal of Logic and Computation December 2009, 19 (6), p. 1455-1508
| Penerbitan: Oxford University Press
Pengarang: Pantelis E. Eleftheriou, Costas D. Koutras, and Christos Nomikos
| No. Panggil: Journal of Logic and Computation April 2012, 22 (2), p. 213-235
| Penerbitan: Oxford University Press
Pengarang: Mathieu Beirlaen and Christian Straßer
| No. Panggil: Journal of Logic and Computation (December 2014; 24 (6), p1179-1207)
| Penerbitan: Oxford University Press
Pengarang: Paulo R. Pagliosa, João G. Doria, Dairana Misturini, Mariana B. P. Otegui, dll
| No. Panggil: Database (Volume 2014, p.bau002)
| Penerbitan: Oxford University Press