@book{34088,
	author = {Borda-de-Água, Luís||Barrientos, Rafael||Beja, Pedro||Pereira, Henrique Miguel},
	title = {Railway Ecology},
	url = {https://library.oapen.org/bitstream/20.500.12657/27984/1/1002013.pdf||https://library.oapen.org/bitstream/20.500.12657/27984/1/1002013.pdf||https://library.oapen.org/bitstream/20.500.12657/27984/1/1002013.pdf}
}