Update app.py

app.py

@@ -42,7 +42,8 @@ if is_crypto:
 st.write("""
 This tool estimates potential price movements of a selected stock or cryptocurrency over a specified time horizon using Monte Carlo Simulations.
 The estimates are based on historical volatility and the implied volatility derived from the Black-Scholes-Merton model. 
-You can adjust the time horizon, number of simulations, and volatility measures to explore different scenarios of price dynamics.
+You can adjust the time horizon, number of simulations, and volatility measures to explore different scenarios of price dynamics. 
+To read more about the methodologies, visit [this link](https://entreprenerdly.com/price-movements-with-historical-implied-volatility-monte-carlo/).
 """)
 
 # Adding LaTeX formatted formulas