Belitardo, Donizeti Rodrigues, Júlio César de Freitas, and Ernst Eckehardt Muller. 2000. “Leptopirosis in Animal of Animal House of Biologic Science Center of Londrina State University”. Semina: Ciências Agrárias 21 (1):19-25. https://doi.org/10.5433/1679-0359.2000v21n1p19.