H. Cappon, B. Demoen
`Continuous states in relativistic quantum mechanics'
Ann. de la Societe Scientifique de Bruxelles T91, II pp89-98 (1979)



B. Demoen, P.Vanheuverzwijn, A. Verbeure
`Completely positive maps on the CCR algebra'
Letters in Mathematical Physics 2 (1977) 161-166


B. Demoen, P.Vanheuverzwijn, A. Verbeure
`Energetically stable systems'
J. Math. Phys. 19 (11) november 1978, 2256-2259


B. Demoen, A. Verbeure
`Homogeneous perturbed classical states and equilibrium conditions'
Comm. in Math. Phys. 62, 191-200 (1978)


B. Demoen, P.Vanheuverzwijn, A. Verbeure
`Completely positive quasi free maps of the CCR algebra'
Reports on Math. Phys. Vol 15 (1979) 27-39


B. Demoen
`Coherent and quasi free states'
Ann. Inst. Henri Poincare Vol XXXI nr1, 1979 p1-4



B. Demoen, P.Vanheuverzwijn
`Implementable positive maps on standard forms'
Journ. of Funct. Anal. Vol 38, No3 Oct 1 1980, 354-365


B. Demoen
`The purification of completely positive maps'
Bull.London Math. Soc. 14 (1982) 545-548