🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiSvenskaРусскийEntityQ827855· pop 7Berthold BretholzCzech archivist and historian (1862–1936)Recent publications · Crossref5 total works indexedDetermining optical flow · 1981 · cited 9,025xGeneralized autocalibrating partially parallel acquisitions (GRAPPA) · 2002 · cited 4,717xGlobal incidence, prevalence, years lived with disability (YLDs), disability-adjusted life-years (DALYs), and healthy life expectancy (HALE) for 371 diseases and injuries in 204 countries and territories and 811 subnational locations, 1990–2021: a systematic analysis for the Global Burden of Disease Study 2021 · 2024 · cited 4,094xFirst M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole · 2019 · cited 3,518xClosed-form solution of absolute orientation using unit quaternions · 1987 · cited 3,157xvia Crossref · CC0