diff --git a/README.md b/README.md
index 343f8bf2ecdaa1a1560eb6a6b1bff81505425650..816331199ae250e736b89c89364ffb9551f646e4 100644
--- a/README.md
+++ b/README.md
@@ -52,5 +52,12 @@ es. nebbione :
 PM >= 90
 RH >= 90
 
+
 [Evaluation_of_LowCost_Sensors_for_Ambient_PM_Monitoring](https://www.milanoscaloromana.it/PM/doc/Evaluation_of_LowCost_Sensors_for_Ambient_PM_Monitoring.pdf)
 
+ ["Developing a Relative Humidity Correction for Low-Cost Sensors Measuring Ambient Particulate Matter"](https://www.researchgate.net/publication/320474792_Influence_of_Humidity_on_the_Accuracy_of_Low-Cost_Particulate_Matter_Sensors)
+
+ 
+ Nota agosto 2020 :
+ Guasto sensore temperatura [Stazione n1](https://www.milanoscaloromana.it/PM/opendata/MILANO_SCALO_ROMANA_STATION_n1_DATI_AMBIENTALI_2020.csv), è prevista sostituzione.
+