2023 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2022 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2021 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2019 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2018 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2016 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2014 South Dakota Codified Laws 45-2-4.2. Continuation of geological survey–Purposes

2010 South Dakota Laws 45-2-4.2 – Continuation of geological survey–Purposes