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61Published 1978“...HT 395 .A9 .A938...”
Conference Proceeding -
62Published 1982“...HF 5411 .A479...”
Conference Proceeding Journal -
63Published 1973“...HG 205 1970 .A15 .M183...”
Conference Proceeding Book -
64Published 1973“...HC 79 .E5 .S933...”
Conference Proceeding Book -
65Published 1975“...HV 6431 .I6125...”
Conference Proceeding Book -
66
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67
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68Published 1976“...HC 599 .P117 t 7th...”
Conference Proceeding Book -
69
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70
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71
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72Published 1974“...HE 199.5 .O7 .I61...”
Conference Proceeding Book -
73
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74Published 1975“...HM 811 .V228 1975...”
Conference Proceeding Book -
75Published 1976“...HN 723 .C748...”
Conference Proceeding Book -
76Published 1968“...HC 599 .P117 t 1st...”
Conference Proceeding Book -
77Published 1969“...HC 599 .P117 t 2d...”
Conference Proceeding Book -
78Published 1975“...HC 599 .P117 t 6th...”
Conference Proceeding Book -
79Published 1976“...HQ 1106 .U58 1975...”
Conference Proceeding Book -
80Published 1960“...HC 622 .S6935...”
Conference Proceeding Book