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

4.4.1.2. Video: How to Pronounce Complex Words - YouTube - https://www.youtube.com/watch?v=0z1gT2g3w5s

4.4.1.3. Article: Stress in Complex Words - Pronunciation Studio - https://pronunciationstudio.com/complex-word-stress/

4.4.1.4. Article: Pronouncing Complex Words in English - Hadar Shemesh - https://hadarshemesh.com/magazine/complex-word-pronunciation/