Rampazzo, Francesco, Emilio Zagheni, Ingmar Weber, Maria Rita Testa, and Francesco Billari. 2018. “Mater Certa Est, Pater Numquam: What Can Facebook Advertising Data Tell Us about Male Fertility Rates?”. Proceedings of the International AAAI Conference on Web and Social Media 12 (1). https://doi.org/10.1609/icwsm.v12i1.15078.