# Information security investment for complementary and substitutable firms: The role of technology similarity

> Research article (Expert Systems with Applications, 2023) · cited 12× · AI/ML

**Wikidata**: [openalex:W4365452560](https://www.wikidata.org/wiki/openalex:W4365452560)  
**Source**: https://4ort.xyz/entity/information-security-investment-for-complementary-and-substitutable-firms-the-role-of-technology-similarity