Pfaffenberger, W. (Wolfgang) (Nombre personal)

Workshop on the Economics of the Greenhouse Effect ... c1993: t.p. (W. Pfaffenberger) p. 15 (Wolfgang Pfaffenberger, Univ. of Oldenburg)

Rynki ėlektroėnergii, 1999: t.p. (V. Pfaffenberger [in Cyrillic]) added t.p. (Wolfgang Pfaffenberger)