Pohleven, F., Tomšić, D., Gogala, N., Šentjurc, M., Schara, M. (1985): The role of Z and ZR in transport of ions and membrane fluidity in cultivated mycelium of micorrhizal fungus Suillus variegatus.- Glasn. Inst. Bot. Bašte Univ. Beograd 19: 292.