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- [31] PROBLEMS IN AUSTRALIAN FOREIGN POLICY JULY-DECEMBER 1969 AUSTRALIAN JOURNAL OF POLITICS AND HISTORY, 1970, 16 (01): : 1 - 10
- [32] FALLOUT IN UNITED STATES AND OTHER AREAS - JULY-DECEMBER 1968 AND JANUARY-DECEMBER 1969 RADIOLOGICAL HEALTH DATA AND REPORTS, 1971, 12 (01): : 52 - +
- [34] CONFERENCE OF INVESTIGATORS OF ATLANTIC OCEAN AND BALTIC SEA (LENINGRAD, DECEMBER, 1969) OCEANOLOGY-USSR, 1970, 10 (04): : 578 - &
- [37] RADIOACTIVITY IN MINNESOTA MUNICIPAL WATER SUPPLIES, JULY-DECEMBER 1969 RADIOLOGICAL HEALTH DATA AND REPORTS, 1971, 12 (05): : 270 - +
- [38] URETERAL DYNAMICS - REPORT ON A SYMPOSIUM ON DECEMBER 4 AND 5, 1969, AACHEN UROLOGE, 1971, 10 (01): : 38 - &
- [39] CONFERENCE ON HOLOGRAPHY AND COMPUTER, HOUSTON, 10-12 DECEMBER 1969 APPLIED OPTICS, 1970, 9 (06): : 1498 - &