You can find these titles in various formats (PDF, EPUB, FB2) through several platforms:
: A foundational Russian psychological work on memory. skachat knigi po mnemonike
: Public educational communities often share PDF collections of mnemonic textbooks, including Kozarenko and Buzan. You can find these titles in various formats
: A resource for finding educational PDFs specifically for memory and attention training. skachat knigi po mnemonike