1. Many of Khlebnikov's works have been translated and are available:
Velimir Khlebnikov, The King of Time: Poems, Fictions, Visions of the Future, translated by Paul Schmidt, edited by Charlotte Douglas (Cambridge, MA: Harvard University Press, 1985).
Collected Works of Velimir Khlebnikov, volume 1, Letters and Theoretical Writings, translated by Paul Schmidt, edited by Charlotte Douglas (Cambridge, MA: Harvard University Press, 1987).
Collected Works of Velimir Khlebnikov, volume 2, Prose, Plays and Supersagas, translated by Paul Schmidt, edited by Ronald Vroon (Cambridge, MA: Harvard University Press, 1989).
Velimir Khlebnikov, Snake Train, edited by Gary Kern, introduction by Edward J. Brown, translated by Gary Kern, Richard Sheldon, Edward J. Brown, Neil Cornwell, and Lily Feiler (Ann Arbor: Ardis, 1976).
2. Vladimir Markov, Russian Futurism: A History (Berkeley: University of California Press, 1968), p. 130.
3. Ibid, p. 128.
4. Raoul Hausmann, 'Introduction a l'Histoire du Poeme Phonetique,' German Life and Letters, Vol. xix, No. 1, Basil Blackwell (Oxford: 1965), p. 19.
5. Jean (Hans) Arp, 'Kandinsky the Poet,' in Arp on Arp: Poems, Essays, Memories, edited by Marcel Jean, translated by Joachim Neugroschel (New York: Viking Press, The Documents of 20th-Century Art, 1972). p. 282. Also see, Wassily Kandinsky, Concerning the Spiritual in Art (New York: Dover, 1977). A 1914 English translation of Über das Geistigein der Kunst.
6. A retrospecitive of his work was held from May to June of 1978, at the Pompidou Center in Paris, and for which there is a catalog in French, Iliazd (Paris: Centre Georges Pompidou, 1978).
7. Russian Futurism, p. 351.
8. Hans Richter, Dada: Art and Anti-Art (New York: McGraw Hill, 1965), p. 199.
9. Russian Futurism, p. 356. An account of Iliazd's activities in organizing a "counter-demonstration" to illustrate the derivativeness of Isidore Isou's Lettrism movement can be found in "From Jabberwocky to 'Lettrism'," by Eugene Jolas in Transition, second series, no. 1, edited by George Duthuit (Paris: January, 1948). This is an interesting though sometimes misleading history of sound poety up until 1948.
Other useful books on Russian Futurism include:
Russian Futurism through Its Manifestoes, 1912-1928, volume editor Anna Lawton, text translated and edited by Anna Lawton and Herbert Eagle (Ithaca: Cornell University Press, 1988).
Gerald Janecek, The Look of Russian Literature: Avant-Garde Visual Experiments, 1900-1930 (Princeton: Princeton University Press, 1984).
Stephanie Barron and Maurice Tuchman, The Avant-Garde in Russia 1910-1930: New Perspectives (Los Angeles: Los Angeles County Museum of Art Exhibit Catalog for show July 8 - September 28, 1980).
The Ardis Anthology of Russian Futurism, edited by Ellendea Proffer and Carl R. Proffer (Ann Arbor: Ardis, 1980).
Susan P. Compton, The World Backwards: Russian Futurist Books 1912-16, (London: The British Library, 1978.