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Full-text available from the year 2000 to current. Abstracts only from 1940 to 1999. GeoRef records only prior to that.

  1. 2024 Volume 161, Number
    Contains Open Issues
  2. 2023 Volume 160, Numbers 1 - 12
    Contains Open Issues
  3. 2022 Volume 159, Numbers 1 - 11-12
    Contains Open Issues
  4. 2021 Volume 158, Numbers 1 - 12
    Contains Open Issues
  5. 2020 Volume 157, Numbers 1 - 12
    Contains Open Issues
  6. 2019 Volume 156, Numbers 1 - 12
    Contains Open Issues
  7. 2018 Volume 155, Numbers 1 - 8 (13)
    Contains Open Issues
  8. 2017 Volume 154, Numbers 1 - 6
    Contains Open Issues
  9. 2016 Volume 153, Numbers 1 - 5-6
    Contains Open Issues
  10. 2015 Volume 152, Numbers 1 - 6
    Contains Open Issues
  11. 2014 Volume 151, Numbers 1 - 6
    Contains Open Issues
  12. 2013 Volume 150, Numbers 1 - 6
    Contains Open Issues
  13. 2012 Volume 149, Numbers 1 - 6
    Contains Open Issues
  14. 2011 Volume 148, Numbers 1 - 5-6
    Contains Open Issues
  15. 2010 Volume 147, Numbers 1 - 6
    Contains Open Issues
  16. 2009 Volume 146, Numbers 1 - 6
    Contains Open Issues
  17. 2008 Volume 145, Numbers 1 - 6
    Contains Open Issues
  18. 2007 Volume 144, Numbers 1 - 6
    Contains Open Issues
  19. 2006 Volume 143, Numbers 1 - 6
    Contains Open Issues
  20. 2005 Volume 142, Numbers 1 - 6
    Contains Open Issues
  21. 2004 Volume 141, Numbers 1 - 6
    Contains Open Issues
  22. 2003 Volume 140, Numbers 1 - 6
    Contains Open Issues
  23. 2002 Volume 139, Numbers 1 - 6
    Contains Open Issues
  24. 2001 Volume 138, Numbers 1 - 6
    Contains Open Issues
  25. 2000 Volume 137, Numbers 1 - 6
    Contains Open Issues
  26. 1999 Volume 136, Numbers 1 - 5
    Contains Open Issues
  27. 1998 Volume 135, Numbers 1 - 6
    Contains Open Issues
  28. 1997 Volume 134, Numbers 1 - 5
    Contains Open Issues
  29. 1996 Volume 133, Numbers 2 - 6
    Contains Open Issues
  30. 1995 Volume 132, Numbers 1 - 5
    Contains Open Issues
  31. 1994 Volume 131, Numbers 1 - 3
    Contains Open Issues
  32. 1993 Volume 130, Numbers 1 - 5
    Contains Open Issues
  33. 1992 Volume 129, Numbers 1 - 6
    Contains Open Issues
  34. 1991 Volume 128, Numbers 1 - 6
    Contains Open Issues
  35. 1990 Volume 127, Numbers 1 - 6
    Contains Open Issues
  36. 1990 Volume 128, Number 3
    Contains Open Issues
  37. 1989 Volume 126, Numbers 1 - 6
    Contains Open Issues
  38. 1988 Volume 125, Numbers 1 - 6
    Contains Open Issues
  39. 1987 Volume 124, Numbers 1 - 6
    Contains Open Issues
  40. 1986 Volume 123, Numbers 1 - 6
    Contains Open Issues
  41. 1985 Volume 122, Numbers 1 - 6
    Contains Open Issues
  42. 1984 Volume 121, Numbers 1 - 6
    Contains Open Issues
  43. 1983 Volume 120, Numbers 1 - 6
    Contains Open Issues
  44. 1982 Volume 119, Numbers 1 - 6
    Contains Open Issues
  45. 1981 Volume 118, Numbers 1 - 6
    Contains Open Issues
  46. 1980 Volume 117, Numbers 1 - 6
    Contains Open Issues
  47. 1979 Volume 116, Numbers 1 - 5
    Contains Open Issues
  48. 1978 Volume 115, Numbers 1 - 6
    Contains Open Issues
  49. 1977 Volume 114, Numbers 1 - 5
    Contains Open Issues
  50. 1976 Volume 113, Numbers 1 - 6
    Contains Open Issues
  51. 1975 Volume 112, Numbers 1 - 6
    Contains Open Issues
  52. 1974 Volume 111, Numbers 1 - 6
    Contains Open Issues
  53. 1973 Volume 109, Number 6
    Contains Open Issues
  54. 1973 Volume 110, Numbers 1 - 6
    Contains Open Issues
  55. 1972 Volume 109, Numbers 1 - 5
    Contains Open Issues
  56. 1971 Volume 108, Numbers 1 - 6
    Contains Open Issues
  57. 1970 Volume 107, Numbers 1 - 6
    Contains Open Issues
  58. 1969 Volume 106, Numbers 1 - 6
    Contains Open Issues
  59. 1968 Volume 105, Numbers 1 - 6
    Contains Open Issues
  60. 1967 Volume 104, Numbers 1 - 6
    Contains Open Issues
  61. 1966 Volume 103, Numbers 1 - 6
    Contains Open Issues
  62. 1965 Volume 102, Numbers 1 - 6
    Contains Open Issues
  63. 1964 Volume 100, Number 5
    Contains Open Issues
  64. 1964 Volume 101, Numbers 1 - 6
    Contains Open Issues
  65. 1963 Volume 100, Numbers 1 - 6
    Contains Open Issues
  66. 1962 Volume 99, Numbers 1 - 6
    Contains Open Issues
  67. 1961 Volume 98, Numbers 1 - 6
    Contains Open Issues
  68. 1960 Volume 97, Numbers 1 - 6
    Contains Open Issues
  69. 1959 Volume 96, Numbers 1 - 6
    Contains Open Issues
  70. 1958 Volume 95, Numbers 1 - 6
    Contains Open Issues
  71. 1957 Volume 94, Numbers 1 - 6
    Contains Open Issues
  72. 1956 Volume 93, Numbers 1 - 6
    Contains Open Issues
  73. 1955 Volume 92, Numbers 1 - 6
    Contains Open Issues
  74. 1954 Volume 91, Numbers 1 - 6
    Contains Open Issues
  75. 1953 Volume 90, Numbers 1 - 6
  76. 1952 Volume 88, Number 5
  77. 1952 Volume 89, Numbers 1 - 6
  78. 1951 Volume 88, Numbers 1 - 6
  79. 1950 Volume 87, Numbers 1 - 6
  80. 1949 Volume 86, Numbers 1 - 6
  81. 1948 Volume 80, Number 5
  82. 1948 Volume 85, Numbers 1 - 6
  83. 1947 Volume 84, Numbers 1 - 6
  84. 1946 Volume 83, Numbers 1 - 6
  85. 1945 Volume 82, Numbers 1 - 6
  86. 1944 Volume 81, Numbers 1 - 6
  87. 1943 Volume 80, Numbers 1 - 6
  88. 1942 Volume 79, Numbers 1 - 6
  89. 1941 Volume 78, Numbers 1 - 6
  90. 1940 Volume 77, Numbers 1 - 6
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