# Variational order for forced Lagrangian systems

> Research article (Nonlinearity, 2018) · cited 20× · AI/ML

**Wikidata**: [openalex:W2777795456](https://www.wikidata.org/wiki/openalex:W2777795456)  
**Source**: https://4ort.xyz/entity/variational-order-for-forced-lagrangian-systems