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Помогите пожалуйста с поиском статей:
1. Ethylene insertion and .beta.-hydrogen elimination for permethylscandocene alkyl complexes. A study of the chain propagation and termination steps in Ziegler-Natta polymerization of ethylene.
Barbara J. Burger, Mark E. Thompson, W. Donald Cotter, John E. Bercaw.
J. Am. Chem. Soc., 1990, 112 (4), pp 1566–1577.

DOI:

http://dx.doi.org/10.1021/ja00160a041

2. Cationic Zirconium and Hafnium Isobutyl Complexes as Models for Intermediates in Metallocene-Catalyzed Propylene Polymerizations. Detection of an .alpha.-Agostic Interaction in (C5Me5)2Hf(CH2CHMe2)(PMe3)+.
Zhaoyu Guo, Dale C. Swenson, Richard F. Jordan.
Organometallics, 1994, 13 (4), pp 1424–1432.

DOI:

http://dx.doi.org/10.1021/om00016a050

3. High-Molecular-Weight Atactic Polypropylene from Metallocene Catalysts. 1. Me2Si(9-Flu)2ZrX2 (X = Cl, Me).
Luigi Resconi,Robert L. Jones,Arnold L. Rheingold and Glenn P. A. Yap.
Organometallics, 1996, 15 (3), pp 998–1005.

DOI:

http://dx.doi.org/10.1021/om950197h

4. Stereochemistry of PtO2-catalyzed hydrogenation of [ethylenebis(indenyl)]zirconium dichloride.
Robert M. Waymouth, Felix Bangerter, Piero Pino.
Inorg. Chem., 1988, 27 (4), pp 758–759.

DOI:

http://dx.doi.org/10.1021/ic00277a036

5. Colored indicators for simple direct titration of magnesium and lithium reagents .
Spencer C. Watson and Jerome F. Eastham.
Journal of Organometallic Chemistry
Volume 9, Issue 1, July 1967, Pages 165-168

DOI:

http://dx.doi.org/10.1016/S0022-328X(00)92418-5

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