(The symbol 
is used for links.)
The respective level of difficulty is indicated with a number in brackets after the work title.
(1) = very easy
(2) = easy
(3) = medium
(4) = difiicult
(5) = very difficult
op.1 Miniaturen (1) to (3)
for piano solo
133 pieces, "Music for piano lessons"
dedicated to Janine Zijdel
op.2 Sonata #1 (4)
for piano solo
op.3 Four Etudes (5)
for piano solo
op.4 Sonata #2 (5)
for piano solo
op.5 Little Suite (3)
for piano solo
op.6 Sonata #3 (5)
for piano solo
op.7 Sonata #4 (4)
for piano solo
op.8 Two Preludes (4)
for piano solo
op.9 Scène Mystíque (3)
for piano solo
op.10 Three Preludes (4)
for piano solo
op.11 Scène Magíque (3)
for piano solo
op.12 Sonata #5 (4)
for piano solo
op.13 Four Preludes (4)
for piano solo
op.14 Three Steps In A Developement (4)
for piano solo
op.15 Six Fragments (5)
for piano solo
op.16 Sonata #6 (5)
for piano solo
op.17 Eight Fragments (5)
for piano solo
op.18 Sonata #7 (4)
for piano solo
op.19 Rites Of Autumn (2)
for piano solo
op.20a A Day In Granada (4)
Version for marimba solo
Version for piano solo
op.20b A Day In Granada (4)
Version for piano solo
dedicated to Frederike de Winter
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op.21 Retroactions (3)
for piano solo
op.22 Sonata #8 (5)
for piano solo
op.23 Six Etudes (5)
for piano solo
op.24 Concerto da Camera #1 (4)
for marimba, percussion and strings
dedicated to Frederike de Winter
op.25 Piano Concerto #1 (5)
for piano and orchestra
op.26 The Vanished Poetry I (3)
for piano solo
op.27 Längst schon Tote (4)
for alto voice, piano and string quintet
op.28 Sonata #9 (4)
for piano solo
dedicated to my father
op.29 Ten Brazilian Folksongs (1)
for two pianos
op.30 Liefdesliederen uit een imaginair tijdperk (4)
for alto voice, flute, piano and percussion
op.31 24 Preludes (4)
for piano solo
dedicated toAdele van Vloten
op.32 String Quartet #1 (4)
op.33 Concerto da Camera #2 (4)
for piano, string quartet and percussion
op.34 The Vanished Poetry II (3)
for piano solo
op.35 The Vanished Poetry III (3)
for piano solo
op.36 Sonata #10 (5)
for piano solo
op.37 Four Pieces (2)
for piano solo
dedicated toVita Cardinale
op.38 Poem #1 (4)
for piano solo
op.39 Ten Preludes (5)
for piano solo
op.40 Piano Concerto #2 (5)
for piano and orchestra
op.41 Sonata #1 (4)
for cello and piano
dedicated toRene Berman and Kees Wieringa
op.42 Poem #2 (4)
for piano solo
op.43 Sonata #2 (4)
for cello and piano
op.44 Sonata (4)
for cello solo
dedicated to Rene Berman
op.45 Three Encores (3)
ffor piano solo
dedicated to Hannah Jaszyk
op.46 Sonata #3 (4)
for cello and piano
op.47 Double Concerto (5)
for cello, piano and orchestra
op.48 Concerto da Camera #3 (4)
for flute, clarinet, horn, flugelhorn, celesta, piano, string quartet, double bass and 3 percussionists
op.49 Piano Concerto #3 (5)
for piano and orchestra
op.50 Die Zauberlehrlinge (4)
Satirical music theatre
op.51 Poem #3 (4)
for piano solo
op.52 Poem #4 (4)
for piano solo
op.53 Catalan Folksongs I (2)
for piano solo
dedicated to Joan Bofill
op.54 Poem #5 (5)
for piano solo
op.55 Catalan Folksongs II (2)
for piano solo
op.56 Catalan Folksongs III (2)
for piano solo
op.57 Catalan Folksongs IV (2)
for piano solo
op.58 Sinfonia Catalana (3)
for orchestra
op.59 Catalan Folksongs V (3)
for piano solo
op.60 Shakespeares Sonette (4)
Nachdichtung: Karl Kraus
for alto voice and orchestra
op.61 Catalan Folksongs VI (3)
for piano solo
op.62 Catalan Folksongs VII (3)
for piano solo
op.63 Viva Scarlatti! (4)
for piano solo
op.64 Poem #6 (4)
for piano solo
op.65 A Little Diary (4)
for piano solo
op.66 Suite #1 (4)
for piano solo
dedicated to Ragna van Felten
op.67 Suite #2 (4)
for piano solo
dedicated to Urte Finger-Trescher
op.68 Three Sonettos (3)
for mezzo-soprano and piano
op.69 Satiricon (3)
for mezzo-soprano and percussion
op.70 String Quartet #2 (4)
Requiem For All Dead Friends
for all dead friends
op.71 Suite #3
About And For L. (4)
for piano solo
dedicated to Lotti Junker
op.72 Three Sonettos (4)
for soprano and piano
op.73 Poem #7(4)
for piano solo
op.74 Suite #4 (4)
for piano solo
op.75 Poem #8(4)
for piano solo
op.76 String Quartet #3 (4)
op.77 Virtual Life (Poem #9) (4)
for piano solo
dedicated to Jessica
op.78 Poem #10 - Triads & Seventh Chords (4)
for piano solo
dedicated to Elvira
op.79 The Vanished Poetry
(Piano Concerto #4) (5)
for piano and orchestra
For the Ukrainian people
op.80 Diary Entries (5)
for various instrumentations
op.81 Piano Concerto #5
"The Romantic" (5)
for piano and orchestra
op.82 Metamorphosis #1 (4)
for cello & piano
op.83 Metamorphosis #2 (4)
for piano solo
op.84 5 Fragments (4)
for piano solo
op.85 Metamorphosis #3 (5)
for piano & orchestra
op.86 Metamorphosis #4 (5)
for piano & orchestra
op.86a Concertino (5)
for piano & orchestra
Part 1: Metamorphosis No. 3
Part 2: Metamorphosis No. 4
