On the one hand there was an article in the International Journal of Comic Art, published by the renown comic scholar John A. Lent from the USA. The IJOCA with it's 760 pages and lots of illustrations is bible sized and "aims to publish scholarly and readable research on any aspect of comic art, defined as animation, comic books, newspaper and magazine strips, caricature, gag and political cartoons, humorous art, and humor or cartoon magazines."
The pages about Latvia look like this (just an excerpt!)
Zeszyty Komiksowe from Poland, published by Centrala. The issue 11 is dedicated to comics from Eastern Europe.
The Latvian article looks like this:
The book also features an exclusive comics by Latvian artist Ernests Klavins: