Slalom:
https://www.canoeicf.com/sites/default/files/presentation_of_slalom_and_slalom_competition.pdf
Sprint:
https://www.canoeicf.com/guides
https://www.canoeicf.com/sites/default/files/icf_csp_ito_education_theory_sessions_20110218.pdf
https://www.canoeicf.com/canoe-sprint-education-videos-international-officials