by (United States)T.S.Moss;by (Federal Republic of Germany)B.R.Nag; by (Federal Republic of Germany)B.Bartok;by (USSR)S.Prokofiev; by (Federal Republic of Germany)B.R.Nag;by (United Kingdom)B.K.Ridley; by (Federal Republic of Germany)B-O.Kuppers;by (USSR)I.S.Dmitriev; by (United States)N.Ikeda;by (Federal Republic of Germany)B.Okdendal; by (Federal Republic of Germany)B.Okdendal;by (United States)E.C.Zeeman; by (Federal Republic of Germany)B.R.Frieden;by (United Kingdom)A.D.Gordon; by (United States)A.E.Wier;by (Federal Republic of Germany)B.Bartok;