Invalid expression:b%5Buv%5Dh%25s%5Bck%5D%25h%25 w%5Bi%FCy%5D%5Beh%5D%25l{1
Brockhaus-1911: Bessel [2] · Bessel
Herder-1854: Bessel [2] · Bessel [1]
Pagel-1901: Bessel-Hagen, Fritz Karl
Pierer-1857: Bessel's Basisapparat · Bessel