by Smallman, R. E, Bishop, R J
Year of Publication 1999

by Emes, M.R, Hepburn, I.D, Ray, R.J, Worth, L.B.C
Published in Cryogenics (Guildford) (01.11.2001)

by Böddeker, K.W., Fane, A.G., Ray, R.J.
Published in Journal of membrane science (01.06.1987)

by Ray, R.J
Published in Acarology VI / editors, D.A. Griffiths and C.E. Bowman (1984)

by Ray R.J
Published in Proceedings Annual Convention of the American Association of Equine Practitioners (1978)

by RAY R.J
Year of Publication 31.08.1982

by Staff Sergeant R.J. (Ray) Fast
Published in Star (Whitehorse) (30.07.2001)

by Ray, R.J
Published in Children's digest ( Indianapolis. : 1981) (01.05.2008)

by Ray, R.J
Published in U.S. kids (01.05.2004)

by Ray, R.J
Published in U.S. kids (01.06.2000)

by Ray, R.J
Published in U.S. kids (01.06.2000)

by R.J. RAY, T.R. ROHWEDER, D.P. KOPY
Year of Publication 03.04.1980

by Böddeker, K.W., Fane, A.G., Ray, R.J.
Published in Journal of Membrane Science (1987)

by Ray, R J
Published in Research in veterinary science (01.01.1970)