मूल लेख
Effect of Soil Moisture on the Percolation of Lichen Substances from Cladonia verticillaris (Raddi) Fr. in a Quarzarenic Neosol from Brazil
Armas RD, Oliveira AK, Vasconcelos TL, Carlos Vicente, Santiago R, Pereira EC and Legaz ME
Armas RD, Oliveira AK, Vasconcelos TL, Carlos Vicente, Santiago R, Pereira EC and Legaz ME
Adewole NA and Oladejo KO
AbdulKareem A.Al-Khafaji, Dheyaa B.Alwan, Falah H.Ali, Wesam A.A.Twej