Invalid expression:%2Ad%5Bi%FCy%5D%5Beh%5D%25%5Buv%5Dh%25 %5B2%5D%2A
Brockhaus-1911: Conditio
Eisler-1904: Conditio sine qua non
Herder-1854: Conditio
Kirchner-Michaelis-1907: Conditio sine qua non
Meyers-1905: Conditio