共 50 条
- [6] Changes in the chemistry of precipitation in the United States, 1981-1998 [J]. WATER AIR AND SOIL POLLUTION, 2001, 130 (1-4): : 409 - 414
- [8] Traumatic Spinal Cord Injury Mortality, 1981-1998 [J]. JOURNAL OF TRAUMA-INJURY INFECTION AND CRITICAL CARE, 2009, 66 (01): : 184 - 190
- [9] Temporal patterns of ethanol use in the United States: 1981-1998 [J]. TRANSPORTATION QUARTERLY, 2001, 55 (04): : 25 - 39
- [10] Variations of the H2O maser emission of W51M in 1981-1998 [J]. ASTRONOMY REPORTS, 2001, 45 (05) : 339 - 349