Élj 100 évet egészségben - 3-2-1 meridián gyakorlatokDr. Zong-Xiang Zhu, Dr. Zhi-Gui Qiao (Szasz Éva transl.)2001PDF
Catalogue of the mean declination of 2018 stars between 0h̳ to 2h̳ and 12h̳ to 24h̳ right ascension, and 100 and 700 of north declination, for January 1, 1875. Prepared under the direction of First Lieutenant Geo. M. Wheeler, in charge of U.S. Geographical surveys west of the 100th meridian, by T. H. Safford.United States. Geological surveys west of the 100th Meridian.1879ZIP
Seasonal Variation of the Probable Maximum Precipitation East of the 105Th Meridian for Areas from 10 to 1000 Square Miles and Durations of 6, 12, 24 and 48 HoursJohn T. Riedel1956ZIP