At the page https://github.com/microsoft/api-guidelines/blob/vNext/graph/GuidelinesGraph.md#recommended-api-design-patterns the link is https://github.com/microsoft/api-guidelines/blob/vNext/graph/patterns/longRunningOperations.md but should be https://github.com/microsoft/api-guidelines/blob/vNext/graph/patterns/long-running-operations.md