"1873Z"^^ . "Bogdan, Petru"@en . "1944-03-28Z"^^ . . "Romanian chemist" . "Petru Bogdan"@en . . . . . "Petru Bogdan (29 January 1873, Ia\u0219i \u2013 28 March 1944, Media\u0219) was a Romanian chemist, educator and politician. He wrote the first treatise on physical chemistry in the Romanian language. He was a professor at the University of Iasi."@en . . "1873-01-29Z"^^ . "1944Z"^^ . .