@article{MAN_1966__167_161479,
     author = {K. Menger},
     title = {Weierstrass {Analytic} {Functions}},
     journal = {Mathematische Annalen},
     pages = {177--194},
     year = {1966},
     volume = {167},
     zbl = {0147.32702},
     url = {http://geodesic.mathdoc.fr/item/MAN_1966__167_161479/}
}