Authors: Prata, F Bluth, G Rose, B Schneider, D Tupper, A

Citation: F. Prata et al., Failures in detecting volcanic ash from a satellite-based technique - Comments, REMOT SEN E, 78(3), 2001, pp. 341-346

Authors: Tupper, A

Citation: A. Tupper, Editor's note, CAN PUBL AD, 42(2), 1999, pp. 147-152

Authors: Tupper, A

Citation: A. Tupper, Editor's note, CAN PUBL AD, 42(1), 1999, pp. 1-2