As I say about these situations, I think it is a slow process to increase citations and h-index and requires me to go to conferences and chat with people who have similar research interests. It is, as I always say, these things are slow and I should not expect my h-index to rise rapidly.
This is a very relevant question, especially since you work in the academic sphere. Here are a few suggestions:
a. https://www.ilovephd.com/
b. To boost your citation count to maximize impact, consider these simple techniques:
1. Cite your past work when it is relevant to a new manuscript. ...
2. Carefully choose your keywords. ...
3. Use keywords and phrases in your title and repeatedly in your abstract.
4. Use a consistent form of your name on all your papers. ...
5. Make sure that your information is correct.
https://www.aje.com/
What Journals Tell You to Do
I’ve read a lot of journal websites, and they mainly tell you to do these things to promote your papers to other scientific authors to try to get them to cite them in their writing:
Promote your article on traditional social media (e.g., Twitter, Facebook, Instagram)
Promote your article on scientific social media (e.g., ResearchGate and Academia.edu)