4.3.1.1. Video: Stress in Three-Syllable Words | English Pronunciation - YouTube - https://www.youtube.com/watch?v=3k7jN4kX4U

4.3.1.2. Video: How to Stress First Syllable in Three-Syllable Words - YouTube - https://www.youtube.com/watch?v=0z1gT2g3w5s

4.3.1.3. Article: Stress in Three-Syllable Words - Pronunciation Studio - https://pronunciationstudio.com/three-syllable-stress/

4.3.1.4. Article: Word Stress in Multi-Syllable Words - Hadar Shemesh - https://hadarshemesh.com/magazine/multi-syllable-stress/