| 11 | Synthesis, Structure and Properties of the First Fluorenyl ansa-Yttrocene Complexes Do, Youngkyu, 216th ACS National Meeting, pp.134 -, 1998 |
| 12 | Ethylene Bridged Pseudo Cs Symmetric ansa-Zirconocene Complexes: Synthesis, Structures and Propylene Polymerization Behavior Do, Youngkyu, 79th Annual Meeting of the Korean Chemical Society, pp.176 -, 1997 |
| 13 | Synthetic Search for Group 4 Metallocenes as Olefin Polymerization Catalysts Do, Youngkyu, International Symposium on an Interesting chemical world of New Functional Compounds, 1996 |
| 14 | Study of Europium(III) compexation with Various Pyridincarboxylic Acids Using Eu(III) Luminescence Spectroscopy Do, Youngkyu, 80th Annual Meeting of the Korean Chemical Society, pp.238 -, 1997 |
| 15 | The First Lanthanide Complexes and Unusual coordination Behavior of Pyrazolyl Phosphazene Ligand Do, Youngkyu, 80th Annual Meeting of the Korean Chemical Society, pp.237 -, 1997 |
| 16 | A New Class of One-Dimensional Molecular Based Ferromagnets Designed from Single Azido System with an end-to-end Mode Do, Youngkyu, 6th International Conference on Molecule-Based Magnets, pp.38 -, 1998 |
| 17 | Synthesis, Structures and Magnetic Properties of High-Dimensional Terephthalato Manganese(II) and Copper(II) Compounds Do, Youngkyu, 214th ACS National Meeting, 1997 |
| 18 | Magnetic Properties of Low-dimensional Nickel(II) Compounds Designed by Varying Bridging and Capping Ligands Do, Youngkyu, 33rd International Conference on Coordination Chemistry, pp.58 -, 1998 |
| 19 | The First Crown Ester-Linked Bipyridyl Platinum Complexes: Synthesis, Structures, Racemization and Antitumot Activity Do, Youngkyu, 33rd International Conference on Coordination Chemistry, pp.58 -, 1998 |
| 20 | Low-Dimensional Nickel(II) Compounds Exhibiting Short and Long Range Magnetic Interaction Do, Youngkyu, 81st Annual Meeting of the Korean Chemical Society, pp.114 -, 1998 |
