Buletinul Societăţii de Sciințe din Bucuresci-România.
Societătea de Științe din București-România,issuing body.
Anul 6, no. 1 (ianuarie/februarie 1897); title from title page PDF (JSTOR, viewed July 14, 2021).
Anul 19, no. 6 (decemvrie 1910) (viewed July 14, 2021).
Science
Mathematics
Mathematics.
Science.