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61
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62
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63
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64
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65
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66Published 1978Conference Proceeding Journal
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67
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68
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69
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70
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71Published 1994Conference Proceeding
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72Published 1994Conference Proceeding
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73
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74
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75
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76
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77
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78Published 2002Conference Proceeding Book
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79
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80Published 1927Conference Proceeding Book