Refer to and Scratch the surface

Refer to verb - To make reference to or speak about briefly but specifically.

Scratch the surface and refer to are semantically related in look at and understand written word topic. In some cases you can use "Scratch the surface" instead a verb "Refer to".

Refer to and scratch the surface are semantically related in look at and understand written word topic. You can use "Refer to" instead a verb phrase "Scratch the surface".