Heiz Ruck (Ruck, Heiz)

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  Starch: From Polysaccharides To Granules, Simple And Mixture Gels
  by Vladimir P. Yuryev, Piotr Tomasik, Heiz Ruck
  Hardcover, Nova Science Pub Inc, ISBN 1594540136 (1-59454-013-6)
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  via
  Starch: From Starch Containing Sources To Isolation Of Starches And Their Applications
  by Vladimir P. Yuryev, Piotr Tomasik, Heiz Ruck
  Hardcover, Nova Science Pub Inc, ISBN 1594540144 (1-59454-014-4)