P.P.LoucopoulosP.P., P.J.P.J.LayzellP.J.P.J., RUBRIC: A Rule Based Approach to the Development of Reliable Information Systems, Dordrecht: Springer Netherlands, 1987, s. 253–263, DOI: 10.1007/978-94-009-3931-8_20, ISBN 978-94-010-8244-0 [dostęp 2022-01-11].
Robert B.R.B.GallandRobert B.R.B., Nonspecific Enhancement of Resistance to Local Bacterial Infection in Starved Mice, „Archives of Surgery”, 117 (2), 1982, s. 161, DOI: 10.1001/archsurg.1982.01380260041007, ISSN0004-0010 [dostęp 2022-01-11].
D.A.D.A.CollardD.A.D.A., High Hicks, Deep Hicks, and Equilibrium, „History of Political Economy”, 25 (2), 1993, s. 331–350, DOI: 10.1215/00182702-25-2-331, ISSN0018-2702 [dostęp 2022-01-11].
Joan E.J.E.UnderwoodJoan E.J.E., Katherine J.K.J.LaudonKatherine J.K.J., Thomas S.T.S.LaudonThomas S.T.S., Seismic and Resistivity Investigations Near Norway, Michigan, „Groundwater Monitoring & Remediation”, 4 (4), 1984, s. 86–91, DOI: 10.1111/j.1745-6592.1984.tb00898.x, ISSN1069-3629 [dostęp 2022-01-11].
Robert B.R.B.GallandRobert B.R.B., Nonspecific Enhancement of Resistance to Local Bacterial Infection in Starved Mice, „Archives of Surgery”, 117 (2), 1982, s. 161, DOI: 10.1001/archsurg.1982.01380260041007, ISSN0004-0010 [dostęp 2022-01-11].
D.A.D.A.CollardD.A.D.A., High Hicks, Deep Hicks, and Equilibrium, „History of Political Economy”, 25 (2), 1993, s. 331–350, DOI: 10.1215/00182702-25-2-331, ISSN0018-2702 [dostęp 2022-01-11].
Joan E.J.E.UnderwoodJoan E.J.E., Katherine J.K.J.LaudonKatherine J.K.J., Thomas S.T.S.LaudonThomas S.T.S., Seismic and Resistivity Investigations Near Norway, Michigan, „Groundwater Monitoring & Remediation”, 4 (4), 1984, s. 86–91, DOI: 10.1111/j.1745-6592.1984.tb00898.x, ISSN1069-3629 [dostęp 2022-01-11].