Ouellette, G.B., Rioux, D., Simard, M., Chamberland, H., Cherif, M. and Baayen, R.P. 2004. Ultrastructure of the alveolar network and its relation to coating on vessel walls in elms infected by Ophiostoma novo-ulmi and in other plants affected with similar wilt diseases. Forest Systems. 13, 1 (Apr. 2004), 147-160. DOI:https://doi.org/10.5424/820.