Hulanicki, A., Glab, S. and Ingman, F.. "Chemical sensors: definitions and classification" Pure and Applied Chemistry, vol. 63, no. 9, 1991, pp. 1247-1250. https://doi.org/10.1351/pac199163091247
Hulanicki, A., Glab, S. & Ingman, F. (1991). Chemical sensors: definitions and classification. Pure and Applied Chemistry, 63(9), 1247-1250. https://doi.org/10.1351/pac199163091247
Hulanicki, A., Glab, S. and Ingman, F. (1991) Chemical sensors: definitions and classification. Pure and Applied Chemistry, Vol. 63 (Issue 9), pp. 1247-1250. https://doi.org/10.1351/pac199163091247
Hulanicki, A., Glab, S. and Ingman, F.. "Chemical sensors: definitions and classification" Pure and Applied Chemistry 63, no. 9 (1991): 1247-1250. https://doi.org/10.1351/pac199163091247
Hulanicki A, Glab S, Ingman F. Chemical sensors: definitions and classification. Pure and Applied Chemistry. 1991;63(9): 1247-1250. https://doi.org/10.1351/pac199163091247