Malcolm Greig

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Internet use in sheltered housing: older people's access to new media and online service delivery Maria Sourbati The Joseph Rowntree Foundation has supported this project as part of its programme of research and innovative development projects, which it hopes will be of value to policy makers, practitioners and service users. The facts presented and views(More)
A range of methods is presented for the recursive construction of sets of orthogonal balanced incomplete block designs. To enable these methods, some new types of designs are deÿned. Some examples of these are given, and pairs of orthogonal BIBDs constructed for k = 3; ; = 2, for all but 12 values of v where v ≡ 0; 1 (mod 3) with v ¿ 6.