1. Baldwin J.F., (1986), “Support Logic Programming”, in: A.I. Jones et al., Eds., Fuzzy Sets Theory and Applications, (Reidel, Dordrecht-Boston).
2. Baldwin J.F., (1987), “Evidential Support Logic Programming”, Fuzzy Sets and Systems, 24, pp 1–26.
3. Baldwin J.F., Pilsworth B.W, Martin T, (1987), “FRIL Manual”, Fril Systems Ltd, St Anne's House, St Anne's Rd, Bristol BS4 4A, UK
4. Baldwin J.F., (1989), “A New Approach to Combining Evidences for Evidential Reasoning”,ITRC Univ. of Bristol Report
5. Baldwin J.F., (1990a), “Computational Models of Uncertainty Reasoning in Expert Systems”, Computers Math. Applic., Vol. 19, No 11, pp 105–119.