Possible source for the proof: ["How to derive the cdf of a lognormal distribution from its pdf"](https://stats.stackexchange.com/a/151404/270304). Proof that could be referenced: ["Cumulative distribution function of the normal distribution"](https://statproofbook.github.io/P/norm-cdf). Proof should be placed under this link: ["Cumulative distribution function of the log-normal distribution"](https://statproofbook.github.io/P/lognorm-cdf).
Possible source for the proof: "How to derive the cdf of a lognormal distribution from its pdf".
Proof that could be referenced: "Cumulative distribution function of the normal distribution".
Proof should be placed under this link: "Cumulative distribution function of the log-normal distribution".