@article{10_21136_CPMF_1876_121559,
     author = {Be\v{c}ka, Bohumil},
     title = {Ur\v{c}en{\'\i} hodnoty pomysln\'eho sou\v{c}inu $ \prod^{\infty}_{n=1} \frac {n(n+1) + (1+i)}{n(n+1) + (1-i)} $},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {37--38},
     publisher = {mathdoc},
     volume = {05},
     number = {1},
     year = {1876},
     doi = {10.21136/CPMF.1876.121559},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1876.121559/}
}